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RRB ALP Mechanical 2014
51

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

51) An instrument used to observe heavenly bodies is the

telescope

camera

microscope

periscope

Answer is:

telescope

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

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

52) The maximum percentage in the atmosphere is of

Oxygen

Nitrogen

Carbon dioxide

Helium

Answer is:

Nitrogen

53) What is the function of Ozone layer?

Prevents harmful infra-red rays of the sun from reaching the earth

Prevents radiation escaping the earth, hence keeping it warm

It is essential for rainfall

It filters harmful ultra -violet rays of the sun

Answer is:

It filters harmful ultra -violet rays of the sun

54) In the International system of measurement, the 'Kelvin' is the unit of

mass

temperature

electric current

air

Answer is:

temperature

55) The Sanchi Stupa was constructed by

Chandragupta

Ashoka

Kunal

Harshavardhan

Answer is:

Ashoka

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

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