Answer
Step by step text solution for Find the wavelengthof electromagnetic waves of frequencies 4 xx 10 ^17 Hz in free space. Write its two applications. by PHYSICS experts to help you in doubts & scoring excellent marks in Class 12 exams.
|
PUNJAB BOARD PREVIOUS YEAR PAPERS-Electromagnetic Waves-EXERCISE
- Find the wavelengthof electromagnetic waves of frequencies 4 xx 10 ^17...
02:03
|
- Find the wavelength of electromagnetic waves of frequency 5 X10^19Hz i...
02:27
|
- Find the wavelength of electromagnetic waves of frequency 6 xx 10^12 H...
03:01
|
- Give the ratio of velocities of light rays of wave length 4000A^@ and ...
02:48
|
- Write two applications of Infra-red waves.
01:37
|
- Can an electromagnetic wave be deflected by a magnetic field ? Explain...
02:15
|
- Write two applications of gamma (gamma)-rays.
01:54
|
- Can an electromagnetic wave be deflected by an electric field explain?
02:07
|
- Write two applications of Ultra-Violet rays.
03:19
|
- Can an electromagnetic wave be deflected by a magnetic field ? Explain...
02:15
|
- Name the electromagnetic radiations used for viewing the objects or to...
01:51
|
- Which physical quantity if any has the same value for waves belonging ...
01:20
|
- If the earth did not have atmosphere, would its average surface temper...
01:39
|
- Which of the following has shortest frequency-Microwaves, X-Rays, Ultr...
01:22
|
- Which of the following has shortest wavelength Radio waves, red light,...
01:20
|
- arrange the following radiations in descending order of wavelength : R...
01:21
|
- Write the following radiations in ascending order of wavelength microw...
01:34
|
- Write the following radiations in an ascending order in respect of the...
01:31
|
- Write the following radiations in a descending order of their frequenc...
01:29
|
- Arrange the following radiations in the descending order of wavelength...
01:32
|