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SSC JE EE : Technical Quiz 18
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Question 1
What will be the reading of centre zero PMMC if the given signal is passed through it
I(t) = -4 + 2 sin4t + 3 sin5t A
Question 2
The temperature coefficient of an intrinsic semiconductor is
Question 3
The insulation resistance in megaohms of an installation wire for domestic application shall not be
Question 4
According to Stefan’s Law of radiation, heat radiated by a hot body is
Question 5
Which fault is more severe ______
Question 6
The frequency of an A.C. synchronous generator is given as
Question 7
Swamping resistor is used to compensate error due to
Question 8
Which of the following expressions represents the transconductance of a bipolar transistor?
Question 9
During welding, the voltage strike a DC arc is about __________ and that for AC arc is __________.
Question 10
The threshold voltage of an n-channel MOSFET can be increased by
Question 11
Which of the following relation is exist in between the reflection coefficient of voltage & reflection coefficient of current?
Question 12
Which of the following statement is correct in regard to Electrostatic Instruments.
Question 13
A star winding supplied from a three phase 60 Hz system is required to produce a magnetic flux rotating at 900 rev/min. Determine no. of poles
Question 14
In a two-wattmeter method which is used to measure power in a 3-phase circuit. If the true power is 2000 W, while the meter measure it 2050 watt. Calculate the percentage error in reading of wattmeter?
Question 15
Switchboards are placed at a height above ______ in all domestic units such as kitchens, washing rooms, lavatories, etc.
Question 16
At lagging loads armature reaction in an alternator is
Question 17
In a three-phase transformer, the current flowing in three primaries produces three corresponding fluxes. The sum of these three fluxes at any instant is
Question 18
Which of the following lamp gives nearly monochromatic light?
Question 19
The time between the instant of closing of relay contacts to the instant of final arc extinction inside the medium and removal of the fault is defined as ________.
Question 20
which of the following component is not present in block diagram of standard signal generator?
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AE & JE ExamsDec 7AE & JE Exams