TRB MODEL QUESTIONS FOR PHYSICS
| 51. |
The hydraulic brakes used in automobiles is a direct application of |
| |
- A. Toricellian Law
- B. Bernoulli’s Theorem
- C. Pascal’s Law
- D. Archimede’s Principle
|
| 52. |
A periscope works by the principle of |
| |
- A. Refraction only
- B. Diffraction
- C. Reflection and Interference
- D. Reflection and Refraction
|
| 53. |
Earthquakes is measured using |
| |
- A. Altimeter
- B. Laser rays
- C. Barometer
- D. Seismograph
|
| 54. |
The term Match is used to measure speed of |
| |
- A. Ship
- B. Sound
- C. Aeroplane
- D. Wind
|
| 55. |
We cannot see during a fog because of |
| |
- A. Scattering of Light
- B. Refraction
- C. Reflection of light
- D. Internal reflection
|
