Home
Class 11
PHYSICS
A hearter body emits radiation which has...

A hearter body emits radiation which has maximum intensity near the frequency `v_(0)` The emissivity of the material is `o.5` . If the absolute temperature of the body is doubled,

A

the maximum intensity of radiation will be near the frequency `2v_(0)`

B

the maximum intensity of radiation will be near the frequency `v_(0)/2`

C

the total energy emitted will increases by a factor of `16`

D

the total energy emitted will increases by a factor of `8`.

Text Solution

Verified by Experts

The correct Answer is:
A, C
the maximum intensity of radiation will be near the frequency `2v_(0)` the total energy emitted will increases by a factor of 16
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 heated body emits radiation which has maximum intensity near the wavelength lamda_(0) . The emissivity of its material is 0.75. the absolute temperature of the body is doubled

A heated body emits radiation which has maximum intensity at frequency v_m If the temperature of the body is doubled:

A heated body maitained at T K emits thermal radiation of total energy E with a maximum intensity at frequency v. The emissivity of the material is 0.5. If the temperature of the body be increased and maintained at temperature 3T K, then :- (i) The maximum intensity of the emitted radiation will occur at frequency v/3 (ii) The maximum intensity of the emitted radiation will occur at frequency 3v. (iii) The total energy of emitted radiation will become 81 E (iv) The total energy of emitted radiation will become 27 E

A black body emits radiations of maximum intensity at a wavelength of 5000 A, when the temperature of the body is 1227° C. If the temperature of the body is increased by 2227 °C, the maximum intensity of emitted radiation would be observed at

A black body emits radiations of maximum intensity at a wavelength of Å 5000 , when the temperature of the body is 1227^(@)C . If the temperature of the body is increased by 1000^(@)C , the maximum intensity of emitted radiation would be observed at

A black body at 1227^(@)C emits radiations with maximum intensity at a wavelength of 5000 Å . If the temperature of the body is increased by 1000^(@) , the maximum intensity will be observed at

The amount of thermal radiation energy emitted from the surface of a body is found to be proportional to the ........ power of the absolute temperature of the body.