Home
Class 11
PHYSICS
What is the velocity of thermal radiat...

What is the velocity of thermal radiation in vacuum ?

A

`3xx10^(8)ms^(-1)`

B

`332 ms^(-1)`

C

`0 m s ^(-1)`

D

There is no data.

Text Solution

Verified by Experts

The correct Answer is:
A
Thermal radiations moves with the velocity of light `=3xx10^(8)ms^(-1)` .
Doubtnut Promotions Banner Mobile Dark
|

Similar Questions

Explore conceptually related problems

What is velocity ?

What is the effect of thermal pollution?

Knowledge Check

  • The velocity of light in vacuum can be changed

    A
    frequency
    B
    amplitude
    C
    wavelight
    D
    none of these

    • Similar Questions

    Explore conceptually related problems

    The critical angle for total internal reflection from medium to vacuum is 30°. What will be the velocity of the light in medium ?

    What does the electromagnetic wave consist of ? On what factors does the velocity of electromagnetic wave in vacuum depend ?

    The value of velocity of light in vacuum is:

    What is the effect of exposure to radiation on the rate of a chemical reaction.

    About 5% of the power of a 100 W light bulb is converted to visible radiation. What is the average intensity of visible radiation at a distance of lm from the bulb? Assume that the radiation is emitted isotropically and neglect reflection.

    About 5% of the power of a 100 W light bulb is converted to visible radiation. What is the average intensity of visible radiation at a distance of 10 m? Assume that the radiation is emitted isotropically and neglect reflection.

    What is the speed of electromagnetic waves in vacuum ?

    Home
    Profile