032/2020

37. Which of the following meter having the possibility of creeping error ?
A) Voltmeter B) Power factor meter
C) Energy meter D) Wattmeter
38. Which of the following is a step-up transformer ?
A) Distribution transformer B) Potential transformer
C) Current transformer D) None of the above
39. A CRO is not used for
A) Voltage measurement B) Current measurement
C) Phase measurement D) Frequency measurement
40. Which of the following can be used for inductance measurements ?
A) Maxwell bridge B) Wheatstone bridge
C) Wein bridge D) Schering bridge

41. Which of the following is an electrical safety requirement ?
A) Use IS specified materials for all installation

B) Common Fuse fitted for two or more sub circuit
©) All the circuit must be wire up with one square mm wire
D) The power circuit is connected through ELCB with 30mA rating in an industry

42. Which of the incorrect first aid provided to a person who have an electric hazard ?
A) Immediately give drinking water

B) Immediately remove the electrical contact from the body
C) Immediately give CPR if needed
D) Immediately bring into medical support

43. Which of the correct statement for an electrical installation ?
A) Fuse or switch is must be provided in earth conductor
B) No socket outlet is to be provided in the bathroom

C) A switch board is to be installed so that its bottom lies 1.25 meter above the
loor

D) Don’t use armored cable for internal installation

A -8-