Hi students, Welcome to Amans Maths Blogs (AMBIPi). Are you preparing for SSC Scientific Assistant and looking for SSC Scientific Assistant Electronics Questions 101 to 120 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: 101
What is the order of reverse current in a silicon diode ?
Option A : kA
Option B : A
Option C : mA
Option D : nA
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Option D : nA
SSC Scientific Assistant Electronics Question No: 102
What is the form factor of full wave rectified sine wave ?
Option A : 0.636
Option B : 0.707
Option C : 1
Option D : 1.11
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Option D : 1.11
SSC Scientific Assistant Electronics Question No: 103
What is the current (in mA) in the circle given below assuming the second approximation of the silicon PN junction diode ?
Option A : 1.3
Option B : 2.3
Option C : 3.3
Option D : 4.3
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Option D : 4.3
SSC Scientific Assistant Electronics Question No: 104
Choose the correct statement for the breakdown voltage of Zener diode ?
Option A : It damages the diode
Option B : It decreases with decrease in current
Option C : It is approximately constant
Option D : It is double of the format knee voltage
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Option C : It is approximately constant
SSC Scientific Assistant Electronics Question Paper No: 105
What is the value of collector current of a bipolar junction transistor having a current gain (β) of 200 and base current of 50 ùA ?
Option A : 100 ùA
Option B : 1 mA
Option C : 10 mA
Option D : 100 mA
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Option C : 10 mA
SSC Scientific Assistant Electronics Question No: 106
The gate voltage of E-MOSFET is reduced to zero . Than the drain current is ______
Option A : at saturation
Option B : equal to IDSS.
Option C : zero
Option D : narrowing the channel
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Option C : zero
SSC Scientific Assistant Electronics Question No: 107
The flow of electron is p-channel JFET is from ______ to ______.
Option A : drain, gate
Option B : drain, source
Option C : gate, drain
Option D : source , gate
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Option B : drain , source
SSC Scientific Assistant Electronics Paper No: 108
The transistor bias circuit arrangement providing a stable system using a negative feedback from the collector to the base is ______.
Option A : collector to base bias
Option B : emitter bias
Option C : fixed bias
Option D : fixed bias with emitter resistor
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Option A : collector to base bias
IMD Scientific Assistant Question Paper No: 109
What is the value of the coupling capacitor in RC coupling ?
Option A : 100 nF
Option B : 1 μF
Option C : 10 μF
Option D : 100 μF
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Option C : 10 μF
Previous Year Question SSC Scientific Assistant: 110
The oscillations produced by oscillators are ______.
Option A : under damped
Option B : critically damped
Option C : over damped
Option D : modulated
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Option B : critically damped
SSC Scientific Assistant Electronics Question No: 111
What is the output of Schmitt trigger when fed with a sinusoidal voltage wave ?
Option A : Asymmetrical square wave
Option B : Rectangular wave
Option C : Saw tooth wave
Option D : Trapezoidal wane
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Option A : Asymmetrical wave
SSC Scientific Assistant Electronics No: 112
What number of stable stages does an astable multivibrator has ?
Option A : 0
Option B : 1
Option C : 2
Option D : 3
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Option A : 0
SSC Scientific Assistant Electronics Question No: 113
What is the minimum number of transistors used in a Cass B power amplifier to obtain the output for a full cycle of the signal ?
Option A : 0
Option B : 1
Option C : 2
Option D : 3
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Option C : 2
SSC Scientific Assistant Electronics Question No: 114
What is the percentage voltage regulation of an unregulated power supply ?
Option A : 0 %
Option B : 0.5 %
Option C : 0.1 %
Option D : 0.15 %
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Option A : 0.1 %
SSC Scientific Assistant Electronics Paper No: 115
Which among the following is a limitation of KCL ?
Option A : It is not applicable for more than one voltage source
Option B : It is not applicable for the circuits having more than two branches
Option C : It does not consider the dependent sources
Option D : It does not consider the leakage charge through nodes and conductor
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Option D : It does not consider the leakage charge through nodes and conductor
SSC Scientific Assistant Electronics Question No: 116
A 5A current source has a source resistance of 40 ohms. What will be the value of an equivalent voltage source ?
Option A : 2 V
Option B : 8 V
Option C : 80 V
Option D : 200 V
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Option D : 200 V
SSC Scientific Assistant Electronics Question No: 117
What is the current (in mA) in resistor R2 in the circuit given below ?
Option A : 73.4
Option B : 83.4
Option C : 93.4
Option D : 103.4
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Option B : 83.4
SSC Scientific Assistant Electronics Paper No: 118
What is the power transmitted to the load of 20 ohms by a voltage source of 20 V having an internal resistance of 60 ohms ?
Option A : 0.50 W
Option B : 0.75 W
Option C : 1.00 W
Option D : 1.25 W
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Option D : 1.25 W
SSC Scientific Assistant Electronics Paper No: 119
If the load resistance and the equivalent circuit resistance is equal, then ______.
Option A : maximum power is transmitted to the load
Option B : the internal resistance of source is increased
Option C : the internal resistance of source is decreased
Option D : minimum current flows through the circuit
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Option A : maximum power is transmitted to the load
SSC IMD Scientific Assistant SSC Scientific Assistant Electronics: 120
Voltage induces the current in circuit, only if the circuit is ______..
Option A : closed
Option B : highly conductive
Option C : highly resistive
Option D : insulated
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Option A : closed
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| 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 | |
