| 1 |
Laser is used toproduce three -Dimensional image called. |
- A. Holograms
- B. Holography
- C. Lithotropsy
- D. Radioactive elements
|
| 2 |
Recording of electrical activity of brain is said to be: |
- A. ultrasound
- B. MRI
- C. E.E.G
- D. E.C.G
|
| 3 |
The number of hydrogen isotopes; |
|
| 4 |
Frequency of ultrasound is. |
- A. Less than 20 Hz
- B. 20 KHz
- C. 30 KHz
- D. More than 20 khn
|
| 5 |
In ........ henry Bequeral discovered. |
- A. 1895
- B. 1886
- C. 1896
- D. 1898
|
| 6 |
The process of manufacturing food in pants; |
- A. Respiration
- B. Digestion
- C. Fermentation
- D. Photosynthesis
|
| 7 |
The mass of Beta particle: |
|
| 8 |
Emission of ratiations from nucleus is said to be |
- A. Chemical reaction
- B. Atomic reaction
- C. Radioactivity
- D. Nuclear fission
|
| 9 |
The charge on alpha particle is: |
|
| 10 |
The principal of light on whihc the fibre optics works is. |
- A. Reflection
- B. Refraction
- C. Total internal reflection
- D. Dispersion
|
