| 1 |
The charge on alpha particle is: |
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| 2 |
During the preparation of the juice of sugarcane is heated from: |
- A. 100°C to 110°C
- B. 100° to 120°
- C. 100°C to 130°C
- D. 100°C to 140°C
|
| 3 |
In ........ henry Bequeral discovered. |
- A. 1895
- B. 1886
- C. 1896
- D. 1898
|
| 4 |
Bagasse is used as in. |
- A. Sugar mills
- B. Cattle feeds
- C. Alcohol
- D. Cotton textile
|
| 5 |
Which radiation have zero mass number |
- A. Alpha radiation
- B. Beta ratiation
- C. Gamma radiation
- D. None of these
|
| 6 |
What discovered radioactivity? |
- A. Einstein
- B. Newton
- C. J.J. Thomson
- D. Henry Becquerel
|
| 7 |
the test that measures the electrical activity of the heart: |
- A. E.C.G (Electrocardiogram)
- B. E.E.G (Electroencephalography)
- C. M.R.I (Magnetic resonance imaging)
- D. Angiography
|
| 8 |
The principal of light on whihc the fibre optics works is. |
- A. Reflection
- B. Refraction
- C. Total internal reflection
- D. Dispersion
|
| 9 |
Emission of ratiations from nucleus is said to be |
- A. Chemical reaction
- B. Atomic reaction
- C. Radioactivity
- D. Nuclear fission
|
| 10 |
Which type of rays are used in the solar system fitted on ships and submarines to find the hidden secrets under water: |
- A. x - rays
- B. C.T Scan
- C. Ultrasound
- D. Light
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