Heat and Thermodynamics MCQ question and answer with solution | Physics Gk MCQs

A. Both A and R are true, and R is the correct explanation of A

B. Both A and R are true, but R is not the correct explanation of A

C. A is true, but R is false

D. A is false, but R is true

A. In the conduction mode of transference of heat, the molecules of solid pass heat from one molecule to another without moving from their positions

B. The amount of heat required to raise the temperature of a substance is called its specific heat capacity

C. The process of heat transfer in liquids and gases is through convectionmode

D. The process of heat transfer from a body at higher temperature to a body at lower temperature without heating the space between them is known as radiation

A. green

B. purple

C. black

D. yellow

A. At freezing point

B. At the attached temperature

C. At all temperatures

D. At the boiling point

A. The steam has latent heat

B. Steam sneaked into the body

C. The steam has more power

D. Steam is gig

A. All ice will melt

B. All water will become ice

C. No change will happen

D. Only some ice will melt

A. Positron

B. Proton

C. Electron

D. Neutron

A. reflects every colour

B. does not reflect any colour

C. absorbs black colour

D. reflects black colour

A. 98 K

B. 298 K

C. 273 K

D. 373 K

A. convection

B. conduction

C. Both A and B

D. radiation