Home
Class 11
PHYSICS
A piece of charcol and a piece of shinin...

A piece of charcol and a piece of shining steel of the same surface area are kept for a long time in an open lawn in bright sun.

A

The steel will absorb more heat than the charcoal.

B

The temperature of the steel will be higher htan that of the charcoal.

C

If both are oicked up by bare hands, the steel will be felt hotter than the chacoal.

D

If the two are picked up ferom the lawn and kept in a cold chamber, the charcoal will lose heat at a faster rate than the steel.

Text Solution

Verified by Experts

The correct Answer is:
C, D

If both are picked up by bare hands, the steel will be felt hotter than the charcoal. If the two are picked up ferom the olawn and kept in a cold chamber, the charcoal will lose heat at a faster rate than the steel.
Promotional Banner

Topper's Solved these Questions

  • HEAT TRANSFER

    HC VERMA|Exercise Exercises|54 Videos
  • HEAT TRANSFER

    HC VERMA|Exercise EXERCIESE|1 Videos
  • HEAT TRANSFER

    HC VERMA|Exercise Objective 1|10 Videos
  • HEAT AND TEMPERATURE

    HC VERMA|Exercise Exercise|4 Videos
  • INTRODUCTION TO PHYSICS

    HC VERMA|Exercise Exercises|19 Videos

Similar Questions

Explore conceptually related problems

A piece of paper and a coin both having the same mass are dropped from the 10^(th) floor of building. The piece of paper would take more time to reach the ground because

A solenoid is connedted to a source of constant EMF for a long time. A sof iron piece is inserted into it. Then :

The marble statues often slowly get corroded when kept in open for a long time. Assign a suitable explanation.

A thin brass sheet at 10^(@)C and a thin steel sheet at 20^(@)C have the same surface area. The common temperature at which both would have the same area is (Coefficient of linear expansion for brass and steel are respectively, 19 xx 10^(-6//@)C are 11 xx 10^(-6//@)C)

A piece of paper is in the shape of a square of side 1m long.It is cut at the four corners to make a regular polygon of eight sides (octagon).The area of the polygon is

A small piece of wood is floating on the surface of a 2.5 m deep lake. Where does the shadow form on the bottom when the sun is just setting? Refractive index of water = 4/3