1000+ Energy Conversion & Transformation MCQ Questions and Answers - 3

Question: 11

A steam nozzle converts

(A) heat energy into potential energy

(B) potential energy into heat energy

(C) kinetic energy into heat energy

(D) heat energy into kinetic energy

Question: 12

Out of the following which one is not a unconventional source of energy?

(A) wind power

(B) nuclear energy

(C) geothermal energy

(D) tidal power

Question: 13

For transmission lines, the standing wave ratio is the ratio of

(A) maximum reactance to minimum reactance

(B) peak voltage to rms voltage

(C) maximum current to minimum current

(D) maximum voltage to minimum voltage

Question: 14

Satellites are powered by

(A) solar cells

(B) photo electric cells

(C) thermionic converters

(D) thermo electric generators

Question: 15

Solar cells are made up of

(A) antimony

(B) sulphur

(C) steel

(D) silica