Electrical Daily Quiz 10th May 2022 WBSETCL JE 14th March 2nd Shift Solution

Harikesh Yadav

Electrical Engineering Daily Quiz 10th May 2022 WBSETCL JE 14th March 2nd Shift Solution

Question : 1 

Consider a measurement of known voltage 250 V. Five readings are taken as 255, 260,252, 253 & 254. Find the accuracy of the instrument.

A. 4%
B. 6%
C. 1%
D. 0.4%
Answer-A
Solution: Click Here
Question : 2

A coil having a resistance of 4 Ω and an inductance of 4 mH is connected in series with a 10 μfd capacitor. Calculate the Q-factor of the coil.

A. 10
B. 2.5
C. 5
D. 1.58
Answer-C
Solution: Click Here
Question : 3 

Which of the following is an active network?

A. Resistor
B. Inductor
C. Transistor
D. Capacitor
Answer-C
Solution: Click Here
Question : 4

Which of the following CANNOT be used as a fuel in nuclear power plants?

A. Th-232
B. U-235
C. Pl-236
D. U-238
Answer-C
Solution: Click Here
Question : 5 

The alternating current passing through a circuit is given by i = 141.4 sin 314.2t.Calculate the RMS value of the current

A. 45 A
B. 100 A
C. 141.4 A
D. 90 A
Answer-B
Solution: Click Here
Question : 6

A coil having a resistance of 2 Ω and an inductance of 4 mH is connected in series with a 10 μfd capacitor. Calculate the Q factor.

A. 5
B. 10
C. 12
D. 2.5
Answer-B
Solution: Click Here
Question : 7 

Which of the following is a peak load power plant?

A. Biomass plant
B. Biogas plant
C. Geothermal plant
D. Gas plant
Answer-D
Solution: Click Here
Question : 8 

Which of the following is a transducer that converts the speed of rotation directly into an electrical signal?

A. Moving plate inductor
B. Tachometer
C. Potentiometer
D. Moving plate capacitor
Answer-B
Solution: Click Here
Question : 9

If the one glass sheet used to sandwich the thin layer of a liquid crystal is deposited with transparent electrodes and the other with a reflective coating on their inside faces in a liquid crystal cell then it is known as __________.

A. Transmittive type cell
B. Deflective type cell
C. Conductive type cell
D. Reflective type cell
Answer-D
Solution: Click Here
Question : 10

How is the making capacity of the circuit breaker calculated?

A. Making capacity =2 x √1.8 x Symmetrical breaking capacity.
B. Making capacity =1.8 x √2 x Symmetrical breaking capacity.
C. Making capacity =3 x √1.8 x Symmetrical breaking capacity.
D. Making capacity = 1.8 x √3 x Symmetrical breaking capacity.
Answer-B
Solution: Click Here
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