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Electrical Engineering Questions 5

Published on July 2016 | Categories: Types, School Work | Downloads: 17 | Comments: 0




Electrical Engineering Objective Questions ‐ 5

Electrical Engineering Objective Questions
1. Megger instrument is used for
a) Testing the insulation resistance of the circuit
b) Voltage measurement
c) Current measurement
d) None of the above
2. Cinema Projector works in
a) AC
b) DC
c) Both AC & DC d) None of the above
3. Horse power is the unit of
a) Thermal Power
b) Electrical Power
c) Mechanical Power
d) None of the above

a) Average value \ r.m.s value
b) Maximum value \ r.m.s value
c) r.m.s value \ average value
d) None of the above
10. Maxwell­wien bridge is used
a) Inductance
b) Capacitance
c) Voltage
d) None of the above
11. 555 timer is compatible with
a) TTL logic circuits
b) CMOS logic
c) TTL & CMOS logic circuits
d) None of the above

4. Fusing factor ratio is
a) Current rating of fusing element \ Minimum
fusing current
b) Minimum fusing current \ Current rating of
fusing element
c) fusing factor not have ratio
d) None of the above

12. AND gate performs
a) Addition
b) Subtraction
c) Divison
d) Multiplication

5. The transformer neutral is earthed in the
secondary reason is
a) Prevent from over voltages
b) Prevent from over current
c) For testing the phase at any point
d) None of the above

a) Y = A . B
c) Y = 0

6. Hot­wire type instrument used in
a) AC only
b) DC only
c) Both AC & DC d) None of the above


13. Output for the following gate is

b) Y = A + B
d) None of the above

14. Choose the associative Law
a) A + ( B + C ) = ( A + B ) + C
b) A ( B + C ) = AB + AC
c) (AB) C = A (BC)
d) A & C are correct.

7. Charging rate for lead acid battery
a) Charging current = capacity \ hour
b) Charging current = hour \ capacity
c) Charging current = Capacity x Hour
d) None of the above


9. Form factor is defined as the ratio of

1 -A 2 - 3-C 4-B 5-C 6-C 7-A 8-C
9 - C 1 0 - A 11 - C 1 2 - D 1 3 - B 1 4 - C

8. Conductance is a reciprocal of
a) Voltage
b) Current
c) Resistance
d) None of the above

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