Home
Class 11
PHYSICS
Air is bad conductor of heat or partly c...

Air is bad conductor of heat or partly conducts heat, still vacuum is to be placed between the walls of the thermos flask because

A

It is difficult to fill the air between the walls of thermos flask

B

Due to more pressure of air, the thermos can get crack

C

By convection, heat can flow through air

D

On filling the air, there is no advantage

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • TRANSMISSION OF HEAT

    ERRORLESS |Exercise Radiation (General, Kirchoff s law, Black body)|38 Videos

  • TRANSMISSION OF HEAT

    ERRORLESS |Exercise Radiation (Wein s law)|30 Videos

  • TRANSMISSION OF HEAT

    ERRORLESS |Exercise ET Self Evaluation Test|23 Videos

  • THERMOMETRY, THERMAL EXPANSION AND CALORIMETRY

    ERRORLESS |Exercise Self Evaluation Test|15 Videos

  • UNITS, DIMENSION & MEASUREMENTS

    ERRORLESS |Exercise All Questions|333 Videos

Similar Questions

Explore conceptually related problems

As air is a bad conductor of heat, whu do we not feel warm without clothes?

Metals are good conductors of heat because .

What are good and bad conductors of heat? Give examples.

give a few examples of bad conductors of heat.

Say true or false: Metals are bad conductors of heat.