Work, Power and Energy Gk, MCQ, Objective Questions & Answers - 2

Question: 6

Heat energy is converted into Kinetic Energy in a ____

(A) Bulb

(B) Microphone

(C) Steam engine

(D) Dynamo

Question: 7

Non-conventional source of energy is

(A) Solar energy

(B) Petroleum

(C) Geothermal source

(D) Natural gas

Question: 8

When the mass is halved and the velocity is doubled, the kinetic energy of the object

(A) reduced to ¼à

(B) is quadrupled

(C) is doubled

(D) remains the same

Question: 9

The renewable source of energy is

(A) Natural gas

(B) Tidal waves

(C) Petroleum

(D) Lignite

Question: 10

A wound spring possesses

(A) Zero energy

(B) Zero potential energy

(C) Potential energy

(D) Kinetic energy