Question 01: According to IE rules for service connection for low and medium voltage line, the height of service line conductors erected across a street must NOT be less than:
A. 5.490 m
B. 5.791 m
C. 6.10 m
D. 5.18 m
Question 02: How many AND and OR gates are required to realize Y = AB +BC+CD?
A. 2, 3
B. 2, 1
C. 3, 2
D. 2, 2
Question 03: Which type of transmission system is NOT considered for a DC system? Which type of transmission system is NOT considered for a DC system?
A. DC two wires with midpoint earthed
B. DC three wires
C. DC two wires
D. DC four wires with line earthed
Question 04: In half adder, the total number of inputs and outputs are:
A. 1, 2
B. 2, 1
C. 3, 2
D. 2, 2
Question 05: Which extension is used for an AutoCAD drawing file?
A. Heat in/work out
B. Work out / heat in
C. Heat Rejected/ fuel in
D. Heat Rejected / heat in
Question 07: Which software provides automation in electrical power system?
Question 08: Which parameter is NOT considered for site selection of hydroelectric plant?
A. Land with rocks
B. Availability of water
D. Large storage area
Question 09: Which of the following is NOT related to overhead lines?
D. Cable tray
Question 10: Which method is used for transferring the power through an auto transformer?
C. Mutual coupling
D. Conduction and induction
Question 11: A device which controls the high current on the load side is known as:
Question 12: The single phase energy meter, displays the consumed energy in ______.
B. Volt ampere reactive
D. Volt ampere
Question 13: Which is the basic power equation of dynamo (DC machine)?
Question 14: Which type of measuring instrument widely used in power system for measuring the energy?
A. Rectification type
B. Induction type
C. Moving coil or iron type
D. Electrostatic type
Question 15: Which of the following is a semiconductor material?
Question 16: The number of poles required to achieve a speed of 1800 RPM, when operated on 400V, 60 Hz frequency is:
Question 17: Which of the following defines the armature current in a DC shunt generator?
C. Ia = Ish+IL
Question 18: A small enterprise is an enterprise where the investment in plant and machinery (as per the MSMED Act, 2006) does not exceed ______________.
A. Rs 25 lakh
B. Rs 3 crore
C. Rs 100 lakh
D. Rs 5 crore
Question 19: Which of the following defines the ocean thermal energy conversion?
A. Technology for producing energy by ocean wave force of surface waters
B. Technology for producing energy by heating the ocean surface waters
C. Technology for producing energy by steam made from ocean waters and then steam
rotates the turbine
D. Technology for producing energy by temperature differences between ocean surface
waters and deep ocean waters
Question 20: Which type of analysis is NOT done by MATLAB software?
A. Numerical computing
B. Algebraic solutions
C. Plant planning analysis
D. Dynamic system simulations
Question 21: The highest AC voltage transmission line in India is:
A. 11000 kV
B. 765 kV
C. 400 kV
D. 800 kV
Question 22: Which of the following is NOT a category of electrical wiring system?
A. Cleat wiring
B. Conduit wiring
C. Clipboard wiring
D. Concealed wiring
Question 23: Which of the following methods is used for measuring the resistivity of good conductors?
A. Schering bridge method
B. Wien’s bridge method
C. Loss of charge method
D. Kelvin double bridge method
Question 24: The wheat stone balance condition shown in figure. Find the value of Rx, if P= 900 ohm, Q= 300 ohm, S= 15 ohm.
A. 6 Ω
B. 14 Ω
C. 5 Ω
D. 30 Ω
Question 25: Which of the following is used to analyze and visualize the data in MATLAB?
B. Power World Simulator
Question 26: Which of the following is NOT an advantage of SCR as a switch?
A. The switching speed is very high.
B. The operation does not produce harmonics.
C. It gives noiseless operation at high efficiency.
D. It has no moving parts.
Question 27: Which of the following are NOT transmission line elements?
A. Distribution poles
B. Voltage regulators
C. Protective devices
D. Line insulators
Question 28: Which of the following protects buildings, machinery and appliances under fault conditions?
C. Fuse holder
D. Dielectric material
Question 29: Which type of solar cell gives the highest efficiency?
A. Mono crystalline
B. Polycrystalline germanium
C. Thin film
D. Polycrystalline silicon
Question 30: Which of the following is used for sending a command, recording the information and transmitting the reading of an instrument from a remote location?
B. Micro controller
Question 31: Which command is used for creating rectangles in AutoCAD?
Question 32: Which is used for making ladder logic program?
A. Connecting lines and coils
B. Connecting lines with logic gate symbol
C. Virtual relay type contacts and coils
D. Function blocks and connecting lines
Question 33: The electrical resistivity of very pure silver near 0 K is:
A. very low but measurable
B. not measurable
C. below 100 ohm/meter
D. very high
Question 34: The representation of a power system using the simple symbol for each component is known as:
A. single line diagram
B. transmission circuit diagram
C. power symbol diagram
D. component diagram
Question 35: Which component is NOT required in conversion of wind energy to electrical DC supply?
B. Wind turbine
C. DC load
D. Charge controller
Question 36: Which of the following types of materials lacks permanent magnetic dipoles?
A. Fully magnetic
B. Semi magnetic
Question 37: Which of the following factors is not considered as one of the building blocks of the success of a model enterprise?
C. Business awareness
Question 38: Which property is related to arc welding transformer?
A. Low voltage, high current
B. Low voltage, low current
C. High voltage, low current
D. High voltage, high current
Question 39: Which of the following is NOT included in routine tests of a circuit breaker?
A. Operational tests
B. One minute power frequency voltage dry withstand tests
C. Measurement of resistance of the main circuits
D. Depreciation of circuit breaker
Question 40: Which generation of entrepreneurs use EDP (Entrepreneurship Development Programmer )?
A. Last generation entrepreneurs
B. First generation entrepreneurs
C. Mix generation entrepreneurs
D. Future generation entrepreneurs
Question 41: What is the full form of LOB?
A. Lift of Burden
B. Line of Balance
C. Line of Business
D. Loss of Business
Question 42: The equation ‘Assets = Liabilities + Equity’ is related to:
A. credited sheet
B. expenses sheet
C. balance sheet
D. revenues sheet
Question 43: A Human-Machine Interface (HMI) is used for:
A. controlling the PLC program and interfacing the SCADA both
B. allowing a user to interact with a device
C. controlling the PLC program
D. interfacing the SCADA
Question 44: Which of the following is NOT a track electrification system?
A. Three-phase AC system
B. Single-phase AC system
C. DC system
D. Two-phase AC system
Question 45: Which is the perfect analogy of two transistor shown in fig?
A. Power MOSFET
Question 46: Which plane is used to draw all objects in AutoCAD?
A. XZ plane
B. YZ plane
C. XY plane
D. ZY plane
Question 47: Which of the following is NOT a thyristor type?
Question 48: Which of the following provides the controlling torque in case of a megger?
A. Voltage coil
D. Eddy current
Question 49: Which type of fuse is given in following diagram ?
A. Link type cartridge
C. Rewireable fuse
D. D-type cartridge fuse
Question 50: A class of ownership that has a higher claim on assets and earnings than common stock holders is known as:
A. Hybrid stock holders
B. Debenture share holders
C. Preferred stock holders
D. Commodity holders
Question 51: What happens when moisture gets into the insulating materials?
A. It decreases dielectric constant
B. It increases the insulation resistance
C. It increases the dielectric strength
D. It increases the dielectric loss
Question 52: Which type of energy conversion shown in the diagram?
A. Ocean wave energy
B. Geo thermal energy
C. Ocean thermal energy
D. Tidal energy
Question 53: Which of the following is NOT an over current relay?
A. Instantaneous over current relay
B. Inverse time over current relay
C. Definite time over current relay
D. Closing timed over current relay
Question 54: A 220 Ω resistor is connected in series with the gate of an SCR as shown in fig. The gate current required to fire the SCR is 7 mA. What is the input voltage (Vin) required to fire the SCR?
A. 2.60 V
B. 2.24 V
C. 4.12 V
D. 1.6 V
Question 55: Which of the following elements has the highest conductivity?
A. Stainless steel
Question 56: Which of the following is NOT a type of electric resistance welding?
A. Butt welding
B. Seam welding
C. Helium welding
D. Spot welding
Question 57: Which method is NOT used for controlling the speed of slip ring induction motor?
A. Cascaded method
B. Changing the pole method
C. Slip power control method
D. Rotor resistance method
Question 58: What is the full form of Pspice software?
A. Power Simulation Program with Integrated Circuit in Electrical
B. Personal System Program with Integrated Circuit in Electrical
C. Professional Simulation Program with Integrated Circuit Emphasis
D. Personal Simulation Program with Integrated Circuit Emphasis
Question 59: _______ has a negative temperature coefficient of resistance.
Question 60: Which consideration is NOT included in the preparation of wiring?
A. Type of conductor
B. Wiring manufacturer
C. Specifications of the wire
D. Color code mentioned
Question 61: Which type of instrument is used for measuring a very high resistance?
A. Wien’s bridge
C. Kelvin’s single bridge
D. Wheatstone bridge
Question 62: Which method is NOT used for starting the synchronous motor?
A. Damper winding
B. Small DC machine
C. Pony motor
D. Outer rolled machine
Question 63: Which type of work is NOT performed for maintenance of a transformer?
A. Solving the designing errors
B. Leak repair / seal replacement
C. Corrosion and rust removal, welding work and painting work
D. Taking measures for extending service life
Question 64: A circuit which is used to turn off the SCR is:
A. triggering circuit
B. electrostatic circuit
D. gate control circuit
Question 65: What is the result when Uranium-235 undergoes fission by slow neutrons?
A. Electron energy is multiplied.
B. High level force is produced.
C. A tremendous amount of heat is released.
D. There is no effect.
Question 66: PLC’s analog input/output address value has:
A. 1 byte
B. 1 double word
C. 1 bit
D. 1 word
Question 67: Which type of energy audit involves analysis of capital intensive improvements?
A. Walkthrough audit
B. Detailed audit
D. Investment-grade audit
Question 68: The process of taking measures to check the quality, performance or reliability of the equipment is called
Question 69: What is the correct output of Z in the given rung?
A. X’ + Y = Z
B. X + Y = Z
C. X.Y’ = Z
D. X .Y = Z
Question 70: What is the maximum number of inputs and outputs that are there in a small PLC?
Question 71: For best conductivity, which type of copper is suitable?
A. Pure annealed copper
B. Silicon mix copper
C. Politer type of copper
D. Hard type of copper
Question 72: The ______ is basically a two-terminal parallel-inverse combination of semiconductor layers that permits triggering in either direction.
A. Power diode
Question 73: Which law states the following? Illumination, E at any point on a surface is directly proportional to the cosine of the angle between the normal at that point and the line of flux’:
A. Ohm’s law
B. Lambert’s cosine law
C. Inverse square law
D. Supervisee’s law
Question 74: What is the use of JMP (Jump instruction paired) instruction in PLC?
A. Changing the program
B. Cascading two programs
C. Causing PLC to skip over rungs
D. Changing the instruction
Question 75: Which of the following voltage controlled device has three terminals (Gate, Source and Drain)?
B. Power diode
C. Power MOSFET
Question 76: The energy motor used for domestic applications comes under the category of _______ instruments.
A. Recording type
B. Integrating type
C. Indicating type
D. Non responding type
Question 77: For a good fuse the value of the fusing factor is:
A. always zero
B. always more than 1
C. always less than 1
D. always equal to 1
Question 78: Which process is used to produce heat in nuclear power stations?
A. Fission of uranium
B. Fusion of uranium
C. Neutron absorption by uranium
D. Internal combustion of uranium
Question 79: Which standards are embedded in a quality management system within an organization?
A. ISO 35001
B. ISO 45000
C. ISO 9000
D. ISO ANI2
Question 80: In a single-phase traction system, which three-phase supply is fed into the induction motor to drive a train?
A. Term way
B. Kendo system
C. Klydnogram system
D. Rotary converter
Question 81: Which of the following banks is known as the first development bank of India?
Question 82: The output of NOR gate is high when:
A. one input is low and the other input is high
B. one input is high and the other input is low
C. both inputs are low
D. both inputs are high
Question 83: Which of the following is NOT an advantage of DC electric power transmission?
A. There is no skin effect on conductors.
B. Generation of power at high DC voltages is easy.
C. There is no problem of inductance, capacitance and phase displacement.
D. Voltage drop is less.
Question 84: A conductor whose resistance does NOT follow Ohm’s law is called:
A. Bad conductor
B. Non conductor
C. Non-linear conductor
D. Linear conductor
Question 85: Recognize the symbol given in the figure
A. Three pole circuit breaker
B. Three pole fused switch
C. Over load relay
D. Three phase magnetic motor starter
Question 86: Identify the logic gate given in the symbol
Question 87: Identify the relay shown in the figure
A. Polarized relay
B. Differential relays
C. IDMT relay
D. Buchholz relays
Question 88: Which pair is known as universal logic gates?\
A. NAND or OR
B. NAND or NOR
C. NAND or EXOR
D. AND or NOR
Question 89: Which type of joint is NOT a permanent joint?
A. Joint by welding
B. Joint by press fit
C. Joint by shouldering
D. Joint by Rivets
Question 90: Which of the following is useful in the measurement of a live-conductor without damaging / powering down the circuit?
A. Earth tester
D. Tong tester
Question 91: Which process completes the work of removing the dust, dirt and other unwanted impurities from electrical equipment?
Question 92: Which of the following appears across the circuit breaker contacts immediately after the arc interruption at current zero?
A. Surge voltage
B. Recovery voltage
C. Hazard voltage
D. Peak voltage
Question 93: Which relay is suitable for long transmission line for protection of high power surges?
A. Impedance relay
B. Reactance relay
C. MHO relay
D. Volts current relay
Question 94: Arrange the following in the correct order of steps in the project management life cycle. 1. Design, 2. Marketing, 3. Analysis and evaluation 4. Inspection, testing and delivery
A. 3, 2, 1, 4
B. 2, 3, 1, 4
C. 4, 3, 2, 1
D. 1, 2, 3, 4
Question 95: Which of the following power plants will have the lowest operating cost?
A. Nuclear power plant
B. Photovoltaic Solar plant
C. Coal-fired combustion turbine plant
D. Natural gas combined-cycle plant
Question 96: Which type of color key is known as transmission line in the given diagram?
Question 97: Which of the following is an example of the conversion of heat energy to mechanical energy?
A. Steam engine
C. Photosynthesis in plants
D. Geothermal power plant
Question 98: Which type of distribution system shown in the given figure?
A. Three-wire AC distribution system
B. Ring type DC distribution system
C. Bipolar DC distribution System
D. Unipolar DC distribution system
Question 99: Which type of material has highest dielectric strength?
B. Soft rubber
Question 100: Which type of insulator show in the given figure?
A. Suspension insulator
B. Pin insulator
C. Shackle insulator
D. Strain insulator
Question 101: Which option is the correct formula to calculate/define illumination?
B. (𝐿𝑢𝑚𝑖𝑛𝑜𝑢𝑠 𝑓𝑙𝑢𝑥)2/𝑎𝑟𝑒𝑎
Question 102: Which of the following is used for turning ON DIAC?
A. High voltage on anode
B. Break over voltage
C. Gate voltage
D. Gate current
A. Direct induction heating
B. Indirect resistance heating
C. Indirect arc heating
D. Direct resistance heating
Question 104: Which type of repairing step is considered mechanical or electrical imbalances in DC motor?
A. Visual inspection
B. Lubrication test
C. Noise and vibration inspections
D. Reviewing the service history
Question 105: Which type of test is NOT included in DC motor maintenance and repair?
A. Load test of motor
B. Reviewing the service history
C. Brush and commutator maintenance
D. Bearings and lubrication
Question 106: Which function is NOT provided by the MATLAB Mathematical Function Library?
A. Bessel functions
B. Matrix eigenvalues
C. Fourier transforms
D. Line diagram
Question 107: If the inputs are P, Q and R, then in the full adder, find the output expression of the sum.
A. P OR Q OR R
B. P XOR Q XOR R
C. P OR Q AND R
D. P AND Q AND R
Question 108: What is the luminous flux emitted by candle power?
C. (5/3) ω
D. (5/3) π
Question 109: Which property is NOT considered in latches?
A. Output of the latches changes as we change the input.
B. Latches are level triggered.
C. Latches are edge triggered.
D. Latches are fast.
Question 110: Solar array is a:
A. Cascade connected solar plant
B. Combination of solar panel with inverter
C. Series and parallel combination of solar cells
D. Parallel combination of solar plant with another plant
Question 111: Which type of relay works by remotely closing but CANNOT remotely reclose the breaker?
A. Capacitor start relay
B. Shunt trip magnetic relay
C. Series trip magnetic relay
D. Series trip electrostatic relay
Question 112: Which component symbol is NOT used in the given figure of motor power and control circuit wiring
A. Over load relay
B. Three phase magnetic motor starter
C. Three phase AC supply line
D. Three pole non fused switch
Question 113 : The Sun-radiated solar energy on the surface of Earth on a normal sunny day is approximately:
A. 1320 w/m2
B. 100 w/m2
C. 1500 w/m2
Question 114: Which device converts the chemical energy to electrical energy?
A. Electrical generator
B. Fuel cell
C. Nuclear power plant
Question 115: Which is the last stage of the product planning and development process?
A. Product development
C. Concept stage
Question 116: Which of the following steps is not included in preventive maintenance of electrical machine?
Question 117: Which power plant will have the highest operating life?
A. Coal-fired combustion turbine plant
B. Nuclear power plant
C. Hydroelectric power plant
D. Photovoltaic Solar plant
Question 118: Which power plant will have high capital initial cost?
A. Diesel power plant
B. Gas power plant
C. Steam power plant
D. Nuclear power plant
Question119 : Which channel is preferred for providing goods or services to the marketplace?
A. Monopolies in market
B. Marketing channels
C. Multilevel hierarchy
D. Multiplication through team
A. 5 Ω
B. 6 Ω
C. 14 Ω
D. 3.5 Ω
Question 121: Which type of distribution system has high efficiency and is economical for the same amount of power?
A. Two-wire AC system
B. Four-wire three-phase system
C. Two-phase AC system
D. Three-wire three-phase system
Question 122: Find the correct option for simplification of the Boolean expression. (P+Q+R)(S+T)’ + (P+Q+R)(S+T).
A. P’ Q’ R’
Question 123: Which software application is NOT used in electrical engineering?
C. Pack Power
Question 124: What change can be made in the moving coil permanent magnet motor that works as a flux meter?
A. Using control springs with large moment of inertia
B. Using a series connected to a high resistance
C. Using shunt connected to a low resistance
D. Eliminating the control springs
Question 125: In a PLC, online programming means a program which:
A. resides in the PC or laptop
B. resides in the PLC
C. resides on the internet server
D. works through internet connectivity
Question 126: Manganic type of material is suitable for making:
A. standard resistance
B. variable resistance
C. losses resistance
D. constant resistance
Question 127:Which of the following is used for alternating current measurement?
A. Permanent magnet type ammeter
B. Electrostatic ammeter
C. Moving iron repulsion type voltmeter
D. Induction ammeter
Question 128: Which of the following properties is NOT related to carbon electrodes in arc furnaces?
A. Low melting point
D. Resistance to thermal shock
Question 129: Three mutual conversions of energy forms occur at nuclear power plants. They are:
A. nuclear to thermal to heat to electric energy
B. chemical to nuclear to mechanical to electric energy
C. nuclear to thermal to mechanical to electric energy
D. nuclear to chemical to mechanical to electric energy
Question 130: Which software is open source and is used as an analog electronic simulator?
A. Three pole fused switch
B. Over load relay
C. Three phase magnetic motor starter
D. Three pole circuit breaker
Question 132: Linear induction motor is used in:
A. textile mills
B. magnetic attraction
D. mechanical workshop
Question 133: What is the name of the control mechanism in which output has no influence on input?
A. Temperature control system
B. Feedback system
C. Closed loop control system
D. Open loop control system
Question 134: Which of the following parts is NOT connected in a DC machine?
B. Damper windings
D. Carbon brushes
Question 135: Which of the following statements does NOT describe tidal energy?
A. It is the kinetic energy from the natural rise and fall of tides.
B. It is a form of renewable energy.
C. It is the energy derived from heating the ocean surface waters.
D. It is obtained due to alternating sea levels.
Question 136: A 300 V of separately excited dc generator is run at rated speed without excitation, terminal voltage on no load condition will be:
B. Very low 2 to 3 V
C. 300 V
D. Half voltage 150 V
Question 137: In which type of application are carbon electrodes NOT used?
A. Cinema projectors
B. GLS lamps
C. Dry cells
D. Electrical arc furnace
Question 138: Which of the following is NOT a design of substations?
C. Pole mounted
A. Differential compound
B. Standard DC series motor
C. Standard DC shunt motor
D. Standard DC compound (cumulative)
Question 141: Large industrial consumers are connected to _ for supply.
A. secondary distribution
B. primary transmission
C. primary distribution
D. secondary transmission
Question 142: Which parameter is NOT considered in the cash flow statement?
A. Trading activities
B. Operating activities
C. Financing activities
D. Investing activities
Question 143: Which of the following is NOT related to energy auditing?
A. Detailed audit
B. Walkthrough audit
Question 144: Which type of test is NOT included for circuit breaker?
A. Mechanical test
B. Making capacity test
C. Work out test
D. Dielectric test
Question 145: The three terminals of a P type MOSFET are:
A. drain, source, gate
B. anode, source, gate
C. cathode, anode, gate
D. two main terminals and a gate terminal
Question 146: Which type of instrument is used to make an ohmmeter?
A. Moving coil type
B. Repetitive type
C. Dynamometer type
D. Moving iron type
Question 147: Why are armature windings made on the rotor of a DC machine?
A. For production of voltage
B. To make rotation easy
C. For electromechanical conversion
D. For commutation
Question 149: What is the value of fill factor if the maximum power Pmax= 30W, open circuit voltage Voc= 10V and short circuit current Isc= 5A?
Question 150: Which of the correct Boolean expression of output Q in the given figure?
A. A +B’
See my you tube video for explanation Of this paper
Part-1 (Q.01 to 31)
Part-2 (Q. 31 to 60)