MCQ Questions for SSC JE Electrical

21. The book ‘Ageless Body, Timeless Mind’ has been written by

(a) Deepak Chopra
(b) Kazi Nazrul Islam
(c) Gita Mehta
(d) Vikram Seth

22. The Sethusamundram Shipping Canal Project proposing to link the Palk Bay with the Gulf of Mannar between India and Sri Lanka, on completion, would result in the saving of salling time for the ships to the extent of

(a) 100 to 154 Nautical Miles
(b) 170 to 227 Nautical Miles
(c) 254 to 424 Nautical Miles
(d) 450 to 514 Nautical Miles

23. MVS-1000 is the name give to a newly developed supercomputer by

(a) Russia
(b) U.S.A.
(c) Japan
(d) India

24. Which country is geographically in North America but politically a part of Europe ?

(a) Canary Islands
(b) Iceland
(c) Greenland
(d) Cuba

25. How many cities are proposed to be covered under the Jawaharlal Nehru Urban Renewal Mission (JLNURM)?

(a) 30
(b) 52
(c) 63
(d) 98

26. Motor used for elevators is generally

(a) synchronous motor
(b) universal motor
(c) induction motor
(d) reluctance motor

27. Which of the following is not a welding accessory?

(a) cable
(b) electrode holder
(c) hand screen
(d) gloves

28. The transformer used for AC welding sets is

(a) Boster type
(b) Step up type
(c) Step down type
(d) Equal turn ratio type

29. A relay performs the function is

(a) Fault isolation
(b) Fault detection
(c) Fault prevention
(d) All the above

30. HRC fuse provides best protection against

(a) Open circuit
(b) Overload
(c) Reverse current
(d) Short circuit

31. The scale of moving iron (M.I.) instrument is

(a) Uniform
(b) Cramped
(c) Linear
(d) All the above

32. The power factor of industrial loads is generally

(a) Unity
(b) Lagging
(c) Leading
(d) Zero

33. The value of demand factor is

(a) Less than one
(b) Greater than one
(c) Equal to one
(d) Zero

34. The slip of an induction motor under full load condition is about

(a) 0.1
(b) 0.03
(c) 0.2
(d) 0.8

35. The motor used in ceiling fans is

(a) Resistance split phase motor
(b) Capacitor start motor
(c) Capacitor start capacitor run motor
(d) Slip ring motor

36. A Dynamometer type wattmeter responds to the

(a) Average value of active power
(b) Average value of reactive power
(c) Peak value of active power
(d) Peak value of reactive power

37. Which of the following meters is an integrating type instrument ?

(a) ammeter
(b) voltmeter
(c) wattmeter
(d) energy meter

38. For battery charging, which of the following DC generators is used ?

(a) DC series generator
(b) DC shunt generator
(c) short shunt compound generator
(d) long shunt compound generator

39. The no load speed of DC series motor is

(a) Very small
(b) Medium
(c) Very high
(d) Small

40. A circuit component that opposes the change in circuit voltage is

(a) resistance
(b) capacitance
(c) inductance
(d) all the above