Home
Class 12
PHYSICS
A piece of charcoal and a piece of shini...

A piece of charcoal 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 than that of the charcoal.

C

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

D

If the two are picked up from 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
Promotional Banner

Topper's Solved these Questions

  • HEAT-MEASUREMENT AND TRANSFER

    RESNICK AND HALLIDAY|Exercise PRACTICE QUESTIONS( LINKED COMPREHENSION)|9 Videos

  • HEAT-MEASUREMENT AND TRANSFER

    RESNICK AND HALLIDAY|Exercise PRACTICE QUESTIONS( INTEGER TYPE)|5 Videos

  • HEAT-MEASUREMENT AND TRANSFER

    RESNICK AND HALLIDAY|Exercise PRACTICE QUESTIONS|60 Videos

  • GRAVITATION

    RESNICK AND HALLIDAY|Exercise PRACTICE QUESTIONS (INTEGER TYPE)|4 Videos

  • HYDROGEN ATOM

    RESNICK AND HALLIDAY|Exercise PRACTICE QUESTIONS(Integer Type)|6 Videos

Similar Questions

Explore conceptually related problems

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 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

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

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

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