| 1 |
Interplaner distance can be determined by |
- A. Newton's rings
- B. Bragg's law
- C. Diffraction pattern
- D. Interferometer
|
| 2 |
Light waves emitted from a source spread in |
- A. Specific direction
- B. All direction
- C. Upward direction
- D. None of these
|
| 3 |
The fringe spacing in a double slit experiment can be increased by decreasing. |
- A. Wavelength of light
- B. Width of slits
- C. Slit separation
- D. Distance between the slits and the screen
|
| 4 |
In blue light is used as compare to red light then fringe spacing. |
- A. Increase
- B. Decreases
- C. Remain same
- D. Becomes zero
|
| 5 |
Newton's rings are formed due to phenomenon of. |
- A. Interference
- B. Dispersion
- C. Diffraction
- D. Polarization
|
| 6 |
The property of bending of light around obstacles is |
- A. Interference
- B. Diffraction
- C. Polarization
- D. Superposition
|
| 7 |
Intensity of light depend on |
- A. Wave length
- B. Amplitude
- C. Velocity
- D. Frequency
|
| 8 |
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
|
| 9 |
The fringe spacing increases if we use. |
- A. Yellow light
- B. Green lgiht
- C. Blue light
- D. Red light
|
| 10 |
Oil film floating on water exhibits colours due to |
- A. Interference
- B. Diffraction
- C. Polarization
- D. All of these
|
