GATE Solved Question Papers for Mechanical Engineering Free Download - 2

Question: 6

A jet aircraft is powered by

(A) batteries

(B) gas turbines

(C) diesel engines

(D) petrol engines

Question: 7

In a fuel cell positive electrode is of

(A) carbon monoxide

(B) ammonia

(C) hydrogen

(D) oxygen

Question: 8

Deuterium oxide is used in nuclear reactors as

(A) regulator

(B) fuel

(C) shield

(D) moderator

Question: 9

Tidal energy plant in India is being located at

(A) tamilnadu

(B) odisha

(C) gujarat

(D) kerala

Question: 10

Photovoltaic solar energy conversion system makes use of

(A) solar ponds

(B) fuel cells

(C) solar cells

(D) none of the above