RRB ALP Mechanical Question Paper 2014 Set-1 with Answer Key

RRB ALP Mechanical Question Paper 2014 Set-1 with Answer Key

46) Which of these converts sunlight directly into electrical energy?

Answer is:

Solar cell

47) Electric charge can flow through

Answer is:

conductors

48) The electric current which changes its direction after fixed intervals of time is called

Answer is:

alternating current

Explanation:

The electric current which changes its direction after fixed intervals of time is called alternating current.

49) A device used to stabilise the voltage supplied by electric supply station is a

Answer is:

transformer

50) Silver is a

Answer is:

good conductor of electricity

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