## [Free Download] SSC JE Previous Year Questions Jan 2018 SeconD Shift Set-1

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### Free mock test of SSC JE previous year exam questions asked in Jan-2018 second shift.

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#### Free mock test of SSC JE previous year exam questions asked in Jan-2018 set-1.

[ays_quiz id=”15″]

A. M1L2T-3I-1

B. M1L2T-3I-2

C. M-1L-2T3I2

D. M1L1T-3I1

#### Which one of the following statement is TRUE about the resistance of a conductor?

(A) The resistance of a conductor is inversely proportional to the length of the conductor.
(B) The resistance of a conductor is directly proportional to t he area of the conductor.
(C) The resistance of a conductor is inversely proportional to the pressure applied on the conductor.
(D) The resistance of a conductor is inversely proportional to the area of the conductor.

Answer (D) The resistance of a conductor is inversely proportional to the area of the conductor.

#### In parallel combination of resistances, the voltage is ___________ ?

(A) lower a cross largest resistance
(B) higher across larges t resistance
(C) same across each resistance
(D) higher across smaller resistance

Answer (C) same across each resistance

#### Electrical conductivity of a conductor is measured in __________.

(A) Siemens
(B) Ohms
(C) Siemens/meter
(D) Ohms/metre

(A) C/4
(B) 4C
(C) C/2
(D) 2C

(A) 10
(B) 100
(C) 20
(D) 0.1

(A) 0.2
(B) 2
(C) 20
(D) 200

(A) 0.33
(B) 0.65
(C) 0.24
(D) 0.47

(A) 40
(B) 30
(C) 20
(D) 60

#### What will be the color-coding of a resistor when the resistance of the resistor is 15 Ohms?

(A) Green-Brown-Black-Black
(B) Brown-Green-Brown-Brown
(C) Brown-Green-Black-Brown
(D) Brown-Green-Black-Black

#### Which one of the following statement is TRUE about the Kirchhoff’s voltage law?

(A) The algebraic sum of all the voltages around any closed path is infinite.
(B) The algebraic sum of all the voltages around any closed path is negative.
(C) The algebraic sum of all the voltages around any closed path is one.
(D) The algebraic sum of all the voltages around any closed path is zero.

Answer (D) The algebraic sum of all the voltages around any closed path is zero.

#### Which one of the following is the CORRECT statement for superposition theorem?

(A) The algebraic sum of all the voltages around any closed path is zero.
(B) The overall current in any part of a linear circuit is equal t o the algebraic sum of the currents produced by each source separately.
(C) The sum of currents entering a node is equal to the sum of currents leaving the node.
(D) The algebraic sum of all the voltages around any closed path is equal to one.

Answer The overall current in any part of a linear circuit is equal t o the algebraic sum of the currents produced by each source separately.

(A) ZL = Zs
(B) ZL = RL
(C) ZL = 2Zs
(D) XL = RL

(A) 8
(B) 7
(C) 4
(D) 3

(A) 8 – j4
(B) 8 +j4
(C) 4 +j8
(D) 4 -j8

(A) 40
(B) 20
(C) 10
(D) 5

(A) ML2T2A-2
(B) ML2T2A2
(C)ML2T-2A-2
(D)ML-2T-2A2

(A) Permeance
(B) Capacitance
(C) Inductance
(D) Reluctance

(A) 60
(B) 30
(C) 25
(D) 15

(A) 32
(B) 24
(C) 16
(D) 8

(A) 2
(B) 4
(C) 6
(D) 8

(A) 15
(B) 12
(C) 10
(D) 8

(A) 0.41
(B) 0.35
(C) 0.32
(D) 0.24

(A) 4.4
(B) 5.6
(C) 7.2
(D) 8.4

(A) 16.67
(B) 18.26
(C) 20.24
(D) 26

#### Which of the following is the unit of frequency of an AC signal?

(A) Hertz/Second
(B) Revolution
(C) Hertz
(D) Revolution/second

#### Which one of the following is the CORRECT relation between the peak value and RMS value of current for a sine wave?

(A) Ims = 0.06Ip
(B)Ims = 0.87Ip
(C) Ims = 1.414Ip
(D) Ims = 0.707Ip

(A) 76.44
(B) 86.34
(C) 110.34
(D) 188.38

(A) 0.08
(B) 0.8
(C) 1.4
(D) 2.6

(A) 9.4
(B) 8.6
(C) 8.2
(D) 7.2

(A) 0.025
(B) 0.034
(C) 0.046
(D) 0.064

#### What will be the transient time (in seconds) of a series RC circuit when the value of the capacitance is 600 microfarad and the value of the resistance is 20 kilo-Ohms?

(A) 10
(B) 12
(C)14
(D) 16

What will be the resonant frequency (in kHz) of a tank circuit when the capacitance and inductance of the circuit is 0.04 mF and 0.04 mH respectively?

(A) 5
(B) 6
(C) 4
(D) 1

(A) voltage
(B) current
(C) resistance
(D) phase angle

#### Which of the following statement is TRUE?

(A) A galvanometer can be converted into ammeter by connecting a low value of resistance in series with the galvanometer.
(B) A galvanometer can be converted into ammeter by connecting a low value of resistance in parallel with the galvanometer.
(C) A galvanometer can be converted into ammeter by connecting a high value of resistance in series with the galvanometer.
(D) A galvanometer can be converted into ammeter by connecting a high value of resistance in parallel with the galvanometer.

Answer (B) A galvanometer can be converted into ammeter by connecting a low value of resistance in parallel with the galvanometer.

#### Which of the statement is TRUE about megger?

(A) Megger is used for the measurement of voltage.
(B) Megger is used for the measurement of current.
(C) Megger is used for the measurement of insulation resistance.
(D) Megger is used for the measurement of breakdown voltage of insulation.

Answer (C) Megger is used for the measurement of insulation resistance.

#### Which of the following bridge is most suitable for the measurement of inductance of a coil?

(A) Owen’s Bridge
(B) Schering Bridge
(C) Wien’s Bridge
(D) Wheatstone Bridge

(A) 60
(B) 5.0
(C) 40
(D) 30

## Download all questions of SSC JE Jan2018 second shift paper here

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### Free mock test of SSC JE previous year exam questions asked in Jan-2018 first shift.

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#### Free mock test of SSC JE previous year exam questions asked in Jan-2018 set-1.

[ays_quiz id=”14″]

#### Which single phase motor would you select for a tape recorder?

(A) Reluctance motor
(B) Hysteresis motor
(C) Synchronous motor
(D) Universal motor

#### The direction of rotation of an hysteresis motor is determined by?

(B) Position of shaded pole with respect to main pole.
(C) Retentivity of the rotor material.
(D) None of these.

#### In a capacitor start and run motors the function of the running capacitor in series with the auxiliary winding is to

(A) improve power factor
(C) reduce fluctuations in torque
(D) to improve torque

#### The purpose of stator winding in the compensated repulsion motor is to

(A) provide mechanical balance
(B) improve power factor and provide better speed regulation
(C) prevent hunting in the motor
(D) eliminate armature reaction

Answer B improve power factor and provide better speed regulation

#### A hysteresis motor works on the principle of?

(A) hysteresis loss
(B) magnetisation of rotor
(C) eddy current loss
(D) electromagnetic induction

(A) pulsating
(B) uniform
(C) Non- uniform
(D) Zero

#### What are the advantages of DC transmission system over AC transmission system?

(A) DC system is economical
(B) There is no skin effect in DC system
(C) Corona limits are highest for DC circuits as compared to AC circuits
(D) All options are correct

Answer B There is no skin effect in DC system

#### The high voltage line which feeds the substations, distribution transformers represent?

(A) primary transmission
(B) secondary transmission
(C) primary distribution
(D) secondary distribution

Which of the following is not a standard transmission voltage?

(A) 132 kv
(B) 222 kv
(C) 400 kv
(D) 760 kv

A. 3kV /mm
B. 10kV /mm
C. 30kV /mm
D. 300kV /mm

#### The number of conductors in a double circuit transmission line is

(A) one earth conductor along with four conductors
(B) one earth conductor along with six conductors
(C) one earth conductor along with seven conductors
(D) one earth conductor along with eight conductors

Answer B one earth conductor along with six conductors

#### The earth conductor carried in high voltage transmission line is?

(A) above the line conductors
(B) below the line conductors
(C) between the line conductors
(D) None of these

Answer A above the line conductors

#### The type of wiring that is highly suitable for a temporary shed is?

(A) Cleat wiring
(B) wooden capping and casing wiring
(D) conduit wiring

(A) direct
(B) indirect
(C) general
(D) local

#### Ohm’s law is applicable to?

(A) Constant and Variable Temperatures
(B) Constant Temperature
(C) Variable temperature
(D) any of the options

#### Most of the fuses operate due to?

(A) heating effect of current
(B) magnetic effect of current
(C) electrostatic effect of current
(D) induction effect of current

Answer A heating effect of current

(A) 33 KV
(B) 66KV
(C) 100kV
(D) 11 KV

#### The core of the transformer is made of?

(A) copper
(B) aluminium
(C) air
(D) Laminated sheath

#### Forced draft fan handling which type of air?

(A) Cold air
(B) Hot air
(C) Flue gas only
(D) Fresh air only

(A) Tesla
(C) Maxwell
(D) Edison

#### The function of inert gas in filament lamp is?

(A) increase the illumination
(B) decrease the power consumption.
(C) minimize the effect of evaporation during service
(D) decrease the Clare.

Answer C minimize the effect of evaporation during service

#### In Which one of the following is flexible wire is not used?

(A) T.V.
(B) Table fan
(C) Table light
(D) Cement factory

(A) Helium
(B) Oxygen
(C) Nitrogen
(D) Ozone

#### The output of Tungsten filament lamp depends on?

(A) Size of lamp
(B) Size of shell
(C) Temperature of filament
(D) All options are correct

(A) 1000-1200V
(B) 400-500V
(C) 200-250V
(D) 70-1000V

#### Which of the following is not a welding accessory ?

(A) Electrode holder
(B) Hand screen
(C) Cable
(D) Gloves

#### The temperature inside a furnace is usually measured by?

(A) Mercury thermometer
(B) Optical pyrometer
(C) Alcohol thermometer
(D) Any of the options is correct

#### In electric resistance welding?

(A) The current required exceeds 100A.
(B) The voltage required ranges from 4 to 12 V.
(C) The amount of power supplied to the weld usually ranges from 60 watts to 80 watts for each square mm of area.
(D) All options are correct.

Answer D All options are correct.

#### Which of the following is a trivalent?

(A) Boron
(B) Aluminium
(C) Indium
(D) All options are correct

Answer D All options are correct

#### Which of the following are immobile?

(A) Electrons
(B) Holes
(C) Ions
(D) None of these

(A) lower R1
(B) higher Cc
(C) less gain
(D) more bias

#### The direction of rotation of a DC shunt motor is reversed by .

(A) reversing armature connections
(B) interchanging the armature and field connection
(C) adding resistance to the field circuit
(D) reversing supply connections

#### Which of the following is a correct statement about a series motor?

(A) Its field winding consists of thicker wire and less turns
(B) It can run easily without load
(C) It has an almost constant speed
(D) It has poor torque

Answer A Its field winding consists of thicker wire and less turns

#### What is the characteristics of an ideal voltage amplifier with respect to the input and output impedance?

(A) Low input and high output impedance
(B) High input and low output impedance
(C) Low input and low output impedance
(D) High input and high output impedance

Answer B High input and low output impedance

(A) 0.01
(B) 0.005
(C) 1
(D) zero

#### In synchronous motor the armature current has higher values for?

(A) high excitation only
(B) low excitation only
(C) both high excitation only and low excitation only
(D) None of these

Answer C both high excitation only and low excitation only

#### An unexcited single phase synchronous motor is called as?

(A) universal motor
(B) repulsion motor
(C) AC series motor
(D) reluctance motor

#### A constant speed motor is?

(A) D.C. shunt motor
(B) synchronous motor
(C) induction motor
(D) D.C. compound motor

#### In a synchronous motor it the back e.m.f. is approximately equal to the applied voltage, then?

(A) the torque generated is maximum
(B) the excitation is said to be hundred per cent
(C) the excitation is said to be zero percent
(D) the motor is said to be fully loaded

Answer B the excitation is said to be hundred per cent