Home > SSC Scientific Assistant > SSC Scientific Assistant Electronics Questions 21 to 40 AMBIPi

SSC Scientific Assistant Electronics Questions 21 to 40 AMBIPi

Hi students, Welcome to Amans Maths Blogs (AMBIPi). Are you preparing for SSC Scientific Assistant and looking for SSC Scientific Assistant Electronics Questions 21 to 40 with Answer Keys? In this article, you will get previous year questions of SSC Scientific Assistant IMD (Indian Meteorological Department), which helps you in the preparation of government job of SSC IMD Scientific assistant.

SSC Scientific Assistant IMD Previous Year Questions

SSC Scientific Assistant Electronics Question No: 21

Which of the following has the equal root mean square voltage and peak voltage ?

Option A : Saw tooth wave

Option B : Sinusoidal wave

Option C : Square wane

Option D : Triangular wave

Show/Hide Answer Key

Option C : Square Wave

SSC Scientific Assistant Electronics Question No: 22

If a resistive wave is load is supplied by a source in which the voltage and the current both have frequency of 110 Hz,  the frequency of instantaneous power is  ______.

Option A : 50 Hz

Option B : 55 Hz

Option C : 110 Hz

Option D : 220 Hz

Show/Hide Answer Key

Option A : 220 Hz

SSC Scientific Assistant Electronics Question No: 23

Determine the current through 2 Ohms resistance in the following circuit ?

Option A : 2 A

Option B : 2.5 A

Option C : 3 A

Option D : 3.5 A

Show/Hide Answer Key

Option B : 2.5 A

SSC Scientific Assistant Electronics Question No: 24

The Northern theorem reduces a circuit to which of the following circuits ?

Option A : A current source only

Option B : A current source with an impedance with parallel

Option C : A current source with an impedance series

Option D : A voltage source only

Show/Hide Answer Key

Option B : A current source with an impedance parallel 

SSC Scientific Assistant Electronics Question Paper No: 25

Calculate the Thevenin’s equivalent voltage (in V) between A and B when all the resistances are in Ohms. 

Option A : 1.5

Option B : 3

Option C : 4.5

Option D : 6

Show/Hide Answer Key

Option D : 6

SSC Scientific Assistant Electronics Question No: 26

What is the amount of charge stored (in C) in a capacitor having capacitance of 0.0008 F and a voltage of .16 V applied across it ?

Option A : 0.0005

Option B : 0.0008

Option C : 0.64

Option D : 0.128

Show/Hide Answer Key

Option D : 0.128

SSC Scientific Assistant Electronics Question No: 27

What is the approximate value of the capacitance ( in Farad) of earth if  ( radius = 64,00 km )?

Option A : 0.000007

Option B : 0.000007

Option C : 0.00007

Option D : 0.0007

Show/Hide Answer Key

Option C : 0.00007

SSC Scientific Assistant Electronics Question Paper No: 28

What is the power dissipation (in W) in an ideal inductor having an inductance of 0.2 H ?

Option A : – 0.04 

Option B : – 0.2

Option C : 0

Option D : 0.04

Show/Hide Answer Key

Option C : 0

SSC Scientific Assistant Electronics Paper No: 29

Calculate the peak value of the  source voltage (in V). If the root mean square voltage across the resistor and inductor in a series RL circuit 13 V and 12 V, respectively. 

Option A : 1

Option B : 17.68

Option C : 25

Option D : 35.35

Show/Hide Answer Key

Option D : 35.35

SSC Scientific Assistant Electronics  Previous Year Question: 30

Calculate the admittance (in Siemens) of a series RC circuit having resistance of 15 Ohms and capacitance of 0.1 mF which is supplied by a source having frequency of 50 Hz.

Option A : 0.03

Option B : 0.3

Option C : 30

Option D : 3

Show/Hide Answer Key

Option B : 0.3

SSC Scientific Assistant Electronics Question No: 31

Calculate the power factor of the series RL circuit having the conductance of 30 Siemens and the Susceptance of Siemens.

Option A : 0.2

Option B : 0.4

Option C : 0.6

Option D : 0.8

Show/Hide Answer Key

Option C : 0.6

SSC Scientific Assistant Electronics Question No: 32

Which of the following is “TRUE” in case of  the admittance of a circuit ?

Option A : It is the measure of flow of current which is allowed by circuit

Option B : It is measure of voltage supplied to the circuit

Option C : It is the measure of resistance offered by the circuit

Option D : It is the measure of the power dissipated in the circuit

Show/Hide Answer Key

Option A : It is the measure of flow of current which is allowed by circuit

SSC Scientific Assistant Electronics Question No: 33

In the following circuit, calculate the value of resistance R3 (in Ohms ) in the star circuit if the equivalent delta circuit has resistance values in ohms. 

Option A : 1

Option B : 2

Option C : 3

Option D : 4

Show/Hide Answer Key

Option B : 2

SSC Scientific Assistant Electronics Question No: 34

What is the quality factor of a series RLC circuit having resistance, capacitance and inductance of 10 ohms, 90 mH and 0.1 mF respectively ?

Option A : 0.3

Option B : 0.9

Option C : 3

Option D : 9

Show/Hide Answer Key

Option C : 3

SSC Scientific Assistant Electronics Question Paper No: 35

Calculate the resonant frequency (in radians / sec) of a series RLC circuit having resistance of 15 Ohms and inductance of 25 mH.

Option A : 159.155

Option B : 318.31

Option C : 636.62

Option D : 1273.24

Show/Hide Answer Key

Option B : 318.31

SSC IMD Scientific Assistant Previous Year Paper Question No: 36

A star connected network consumes 1.8 kW at 0.05 lagging power factor when connected to a  230 V, 50 hZ source. Calculate the per phase impedance (in Ohms) of the star network .

Option A : 2.8

Option B : 3.6

Option C : 7.4

Option D :14.7

Show/Hide Answer Key

Option D : 14.7

SSC Scientific Assistant Electronics Question No: 37

A delta connected load has phase current of 5 A and has equal phase impedance of (12 + j5) Ohms. Calculate the value of line voltage (in Volts) supplying a delta connected load.

Option A : 112.58

Option B : 200

Option C : 220

Option D : 225.16

Show/Hide Answer Key

Option A : 112.58

SSC Scientific Assistant Electronics Question Paper No: 38

If a star network has 3 equal resistance of 80 Ohms, calculate the equivalent delta network resistance, (in Ohms) in each phase ?

Option A : 26.67

Option B : 80

Option C : 160

Option D : 240

Show/Hide Answer Key

Option D : 240

SSC Scientific Assistant Electronics Paper No: 39

Which of the following values must be same for the balanced three phase circuit ?

I Impedance

II Resistance

III Reactance

IV Power Factor 

Option A : Only (I)

Option B : Only (II)

Option C : Only (III) and (IV)

Option D : (I) , (II) , (III) , (IV)

Show/Hide Answer Key

Option D : (I) , (II) , (III) , (IV)

SSC Scientific Assistant Electronics Previous Year Question: 40

Which of the following Boolean expression expresses the logic condition if “A = 1 and B = 0 or A = 0 and B = 1, only than the output Y = 0”? 

Option A : Y = AB + BA 

Option B : Y = AB + BA

Option C : Y = AB + AB

Option D : Y = AB + BA

Show/Hide Answer Key

Option A : Y = AB + BA

Know About SSC Scientific Assistant: Click Here.

Get SSC Scientific Assistant Previous Year Questions.

SSC Scientific Assistant Previous Year Questions Bank
SSC General Intelligence Previous Year Questions
| 1 to 20 | 21 to 40 | 41 to 60 | 61 to 75
SSC General Awareness Previous Year Questions
| 1 to 20 | 21 to 40 | 41 to 60 | 61 to 75
SSC Computer Science Previous Year Questions
| 1 to 20 | 21 to 40 | 41 to 60 | 61 to 80 | 81 to 100
| 101 to 120 | 121 to 140 | 141 to 160| 161 to 180 | 181 to 200
SSC Quantitative Aptitude Previous Year Questions
| 1 to 20 | 21 to 40 | 41 to 60 | 61 to 75
SSC Physics Previous Year Questions
| 1 to 20 | 21 to 40 | 41 to 60 | 61 to 80 | 81 to 100
SSC Electronics Previous Year Questions
| 1 to 20 | 21 to 40 | 41 to 60 | 61 to 80 | 81 to 100
101 to 120 | 121 to 140 | 141 to 160 | 161 to 180 | 181 to 200 |
201 to 220 | 221 to 240 | 241 to 260 | 261 to 280 | 281 to 295 |

Leave a Reply

error: Content is protected !!