Hi students, Welcome to Amans Maths Blogs (AMBIPi). Are you preparing for SSC Scientific Assistant and looking for SSC Scientific Assistant IMD Electronics Questions 121 to 140 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
Scientific Assistant IMD Electronics Question No: 121
What is taken as reference vector in the analysis of parallel RC circuits ?
Option A : I
Option B : R
Option C : V
Option D : XC
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Option C : V
SSC Scientific Assistant IMD Electronics Question No: 122
The power measured in VAR is ______
Option A : active power
Option B : apparent power
Option C : impedance power
Option D : reactive power
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Option D : reactive power
SSC Scientific Assistant IMD Electronics Question No: 123
What is true power of a parallel RL circuit connected to an AC voltage source of 60 V with a resistance of 20 ohms and an inductive reactance of 1600 ohms ?
Option A : 160 W
Option B : 180 W
Option C : 200 W
Option D : 220 W
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Option B : 180 W
SSC Scientific Assistant IMD Electronics Question No: 124
What is the impedance (in ohms) of the series RLC circuit having R = 50 ohms, L = 0.32 H and C – 10 µF operating at 50 Hz?
Option A : 100.53
Option B : 217.78
Option C : 223.45
Option D : 318.31
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Option C : 223.45
SSC Scientific Assistant IMD Electronics Question Paper No: 125
What value of capacitance in (µF) must be connected in a series RL circuit having L = 0.32 H and R = 50 ohms, to obtain purely resistive circuit ?
Option A : 0.0317
Option B : 0.317
Option C : 3.17
Option D : 32
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Option B : 0.317
SSC Scientific Assistant IMD Electronics Question No: 126
In a series RL circuit , the inductive reactance in XL = 50 ohms and inductance of 0.16 H. What is the frequency of supply ?
Option A : 20 Hz
Option B : 25 Hz
Option C : 50 Hz
Option D : 60 Hz
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Option C : 50 Hz
SSC Scientific Assistant IMD Electronics Question No: 127
A series RLC circuit has a resistance of 2 k -ohms, inductance of 0.05 H and capacitance of 10 µF. What is the bandwidth (in kHz) of the circuit ?
Option A : 5.86
Option B : 6
Option C : 6.36
Option D : 7
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Option C : 6.36
Scientific Assistant IMD Electronics Paper No: 128
A series RLC circuit has a resistance of 80 ohms, inductance of 1.25 ohms and capacitance of 5 µF. What is the quality factor of the circuit ?
Option A : 5.25
Option B : 5.5
Option C : 5.75
Option D : 6.25
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Option D : 6.25
IMD Scientific Assistant IMD Electronics Question Paper No: 129
What is the value of the neutral current in a 3-phase balanced star system ?
Option A : 0.333 of phase current
Option B : 0.666 of phase current
Option C : 0.707 of phase current
Option D : Zero
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Option D : Zero
Previous Year Question Scientific Assistant IMD Electronics : 130
Which range is bounded by the Central Highlands on the south and the Aravalis on the northwest??
Option A : Vindhya
Option B : Karakoram
Option C : Shevaroy
Option D : Satpura
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Option A : Vindhya
Scientific Assistant IMD Electronics Question No: 131
What is the value of the line voltage (in kV) of a three phase star connected system having a phase voltage of 3.3 kV?
Option A : 1.1
Option B : 2.1
Option C : 3.3
Option D : 5.7
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Option D : 5.7
Scientific Assistant IMD Electronics Question No: 132
What is the value of per phase resistance ( in ohms ) in a star connection ,if the equivalent delta connection has per phase resistance of a 90 ohms ?
Option A : 30
Option B : 45
Option C : 60
Option D : 75
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Option A : 30
SSC Scientific Scientific Assistant IMD Electronics Question No: 133
What is the value of line voltage (in kV) of a 3-phase delta connected system having a phase voltage of 3.3 kV ?
Option A : 1.1
Option B : 2.1
Option C : 3.3
Option D : 5.7
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Option C : 3.3
Scientific Assistant IMD Electronics Question No: 134
The condition of resonance arise when ______?
Option A : resistance is equal to inductive resistance
Option B : resistance is equal to capacitive resistance
Option C : resistance is equal to impedance
Option D : capacitive resistance is equal to impedance
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Option C : resistance is equal to impedance
Scientific Assistant IMD Electronics Question Paper No: 135
To increase the resonant frequency of a parallel RLC circuit , the capacitance must be the ______
Option A : decreased
Option B : increased
Option C : replaced with impedance
Option D : replaced with resistance
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Option A : decreased
Scientific Assistant IMD Electronics Question No: 136
What is the Boolean expression for a 4-input AND gate ?
Option A : X = A + BCD
Option B : X = AB + CD
Option C : X = ABC + D
Option D : X = ABCD
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Option D : X = ABCD
Scientific Assistant IMD Electronics Question No: 137
For all possible input combinations , the exact reverse output of OR gate can be obtained by ______ gate ?
Option A : EX – NOR
Option B : EX-OR
Option C : NOR
Option D : NOT
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Option C : NOR
Scientific Assistant IMD Electronics Paper No: 138
What is the number of clock pulses required to completely load and than unload a 4-bit register ?
Option A : 4
Option B : 7
Option C : 16
Option D : 32
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Option B : 7
Scientific Assistant IMD Electronics Paper No: 139
If the input resistor of 100 k- ohms of a binary weighted DAC is connected to a 3 V supply , than what will be the current flowing through the resistor ?
Option A : 30 µA
Option B : 300 µA
Option C : 3 mA
Option D : 30 mA
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Option A : 30 µA
Previous Year Question Scientific Assistant IMD Electronics : 140
What is the resolution of a 0- 5 V 8-bit DAC ?
Option A : 0.0019
Option B : 0.0039
Option C : 0.0078
Option D : 0.0156
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Option B : 0.039
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