Advertisements
Advertisements
Questions
Give two such properties of infrared radiations which are not true for visible light.
Give two properties of infrared radiations which differ from visible light
Solution
- Infrared radiation is invisible.
- They do not affect ordinary photographic film.
APPEARS IN
RELATED QUESTIONS
What are infrared radiations?
Give reason for the following:
Infrared radiations are used for photography in fog.
Give reason for the following:
Infrared radiations are used as signals during war.
Give reason for the following:
The photographic darkrooms are provided with infrared lamps.
A radiation P is focused by a proper device on the bulb of a thermometer. Mercury in the thermometer shows a rapid increase. The radiation P is ______.
Name the radiations which are absorbed by the green house gases in the earth's atmosphere.
How can the presence of infrared Radiations be detected?
Name the radiations that are used for photography at night.
Infrared radiations are used in warfare. Explain with reason, why?
Assertion (A): Infrared radiations travel long distance through a dense fog and mist.
Reason (R): Infrared radiations undergo minimal scattering in earth's atmosphere.
