TNPSC Physics Online Test Questions
| 5. |
A prism which acts as polariser and anlayser is |
| |
- A. Glass prism
- B. Nickel prism
- C. Rocksalt prism
- D. Liquid prism
|
| 6. |
The S.I. unit of time is |
| |
- A. Hour
- B. Day
- C. Second
- D. Minute
|
| 7. |
The unit of work and energy is |
| |
- A. Joule
- B. Newton
- C. Coulomb
- D. Dioptre
|
| 8. |
The force between a satellite and the earth which acts as a centripetal force keeping the satellite in orbit is |
| |
- A. Molecular force
- B. Cohesive force
- C. Adhesive force
- D. Gravitational force
|
