| 1 |
Soap film is sunlight appears coloured due to. |
- A. Dispersion of light
- B. Diffraction of light
- C. Scattering of light
- D. Interference fo light
|
| 2 |
The process of confining the beam of light to vibrate in one plane is called. |
- A. Interference
- B. Diffraction
- C. Polarization
- D. Total internal refraction
|
| 3 |
Which of the following is evidence of wave nature of light |
- A. Interference
- B. Diffraction
- C. Polarization
- D. All of these
|
| 4 |
Standard metal according to Michelson's interferometer is equivalent to |
- A. 1553163.5 wave meter
- B. 3 x 108meter
- C. 15503000 meter
- D. None of these
|
| 5 |
An oil film on water surface shows colour due to. |
- A. Diffraction
- B. Interference
- C. Polarization
- D. Dispersion
|
| 6 |
In young's double slit experiment for the interference the central region will be |
- A. Dark
- B. Bright
- C. Coloured
- D. None of these
|
| 7 |
The blue colour of sky is due to |
- A. diffraction
- B. Reflection
- C. Polarization
- D. Scattering
|
| 8 |
Bright fringes are also called as |
- A. Minima
- B. Maxima
- C. Wave front
- D. Ray of light
|
| 9 |
The centre of Newton's fringe is dark due to. |
- A. Destructive interference
- B. Diffraction
- C. Constructive interference
- D. Polarization
|
| 10 |
the locus of all pint in the same wave of vibration is called. |
- A. Wave front
- B. Diffraction
- C. Interference
- D. Polarization
|
