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Year 2023
March
Week # 1
Expire on 31 Mar 2023
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Week # 2
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FAQs
March
Week # 1 Quiz 1
Q1.
The boundary of a protective system is determined by the location of
circuit breakers
transformers
CTs
PTs
Q2.
The principle of operation of LVDT is based on variation of
self inductance
Mutual inductors
Reluctance
Permeance
Q3.
If the value of the shunt field resistance of a shunt generator is greater than the critical resistance, the generator will
Excite to full voltage.
Fail to excite.
Excite to half of the full voltage.
Excite to one fourth of the full voltage.
Q4.
During a test on 6 kVA transformer it is found that iron losses are 120 W, full load copper losses are 200. The total losses at half full load will be
80 W
160 W
320 W
170 W
Q5.
In 8051, the register that can be used as a scratch pad is
B register
Accumulator
Data register
Accumulator and B register
Q6.
The magnitude of the induced e.m.f. in a conductor depends on the_______________.
Flux density of the magnetic field
Amount of flux cut
Amount of flux linkages
Rate of change of flux-linkages
Q7.
Following is the truth-table of________ gate.
AND
NAND
OR
NOR
Q8.
One commercial unit of energy equals
500 Watt-seconds
One Watt-hour
One kiloWatt-hour
10 kiloWatt-hour
Q9.
Which of the following is an active transducer ?
Strain gauge
LVDT
Thermistor
Piezoelectric transducer
Q10.
The surge impedance loading of a 500 km long, 400 KV transmission line is 400 ohms. The SIL(Surge Impedance Loading) is__________.
200 MW
400 MW
1600 MW
2000 MW
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