Electrical Qustions ans answers

1. QUESTION PAPER
1. Ohm's law can be defined as
(a) V=IR (b) I=V/R
(c) R=V/I (d) all of the abover
2. A person received electrical shock and is unconscious we can offer him to drink
(a) Warm water (b) cool water
(c) Hot coffee (d) Nothing
3. A heater draws a current of 8A when connected to a when connected to a 240V source . What is the resistance value of the heater element in
ohms ?
(a) 40 Ohm (b) 20 ohm
(c) 30 Ohm (d) 60 ohm
4. A transformer transfer electrical energy from primary to secondary usually with a change in .
(a) Power (b) Volatage
(c) Frequency (d) Time period
5. What is SWG ?
(a) Standard with Gauge (b) Static wire Gauge
(c) Standard Wire Gauge (d) non
6. 1KVA =........A
(a) 2A (b) 5A
(c) 4A (d) 10A
7. Size of Conductors measures in ........
(a) mm (b) Sqmm
(c) sqfeet (d) non
8. For a load of 10A submersible motor what current ratting of single pole MCB can used in circuit ?
(a) 10A (b) 16A
Question Set Name
DIC_MOTOR PUMP MAINTENANCE_23
Exam Duration
00:30:00
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2. (c) 20A (d) 6A
9. In Train which kind of generator is used for Lighting of Coach ?
(a) DC shunt generator (b) DC series Generator
(c) Compound Generator (d) Rosenberg Generator
10. For 66KV line High voltage which type of ACSR conductors used ?
(a) Coyote (b) Drake
(c) Rabbit (d) weasel
11. For 110KV line Which type of ACSR conductors used ?
(a) Coyote (b) Lynx
(c) Drake (d) non
12. For 220KV line which ACSR conductor is Used ?
(a) Lynx (b) Coyote
(c) Drake (d) Rabbit
13. ACSR Stand for.......
(a) Aluminium Conductor Steel reinforced (b) Alkaline copper silver reinforced
(c) Aluminium copper steel reinforced (d) None of the above
14. For 11kv line which ACSR conductors used ?
(a) Rabbit (b) weasel
(c) Squirrel (d) all above
15. RCC stands for.......
(a) Re-stressed cement concreate (b) Rainforced cement concreate
(c) Ringforce cement concreate (d) none
16. PCC stand for......
(a) Pre-stressed cement concreate (b) Pre-cement concreate
(c) Pre-stressed concreate cementt (d) None of the above
17. MCCB stands for....
(a) Moulded case circuit breaker (b) Moulded circuit breaker
(c) Miniature circuit breaker (d) None of the above
18. RMU stand for......
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3. (a) Ring main unit (b) Run main unit
(c) Roll main unit (d) None of the above
19. ISI stands for
(a) Indian standard information (b) Indian standard Institute
(c) Institute standard India (d) None of the above
20. The unit Power Factor is.......
(a) Watt (b) Amps
(c) Unitless (d) non
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