| 1 |
The device used for measurement of liquid flow is. |
- A. Manometer
- B. Barometer
- C. Hydrometer
- D. Venturimeter
|
| 2 |
_______ is bio fuel |
- A. Water
- B. Petrol
- C. Ethanol
- D. Oil
|
| 3 |
Intensity of light depend on |
- A. Wave length
- B. Amplitude
- C. Velocity
- D. Frequency
|
| 4 |
The least distance of distinct vision for the normal eye is. |
- A. 15 cm
- B. 25 cm
- C. 125 cm
- D. 25 m
|
| 5 |
Minimum number of unequal forces whose vector sum can be zero are. |
|
| 6 |
In Michelson's experiment the relation used to find the speed of light is |
- A. 16 fc
- B. 1/16 fd
- C. 16 fd
- D. 16/fd
|
| 7 |
A collision in which K.E. of the system is not conserved is |
- A. Elastic collision
- B. Inelastic collision
- C. 3rd low of motion
- D. None of these
|
| 8 |
When the projectile reaches the highest point of trajectory, the vertical component of velocity becomes. |
- A. Small
- B. Zero
- C. Maximum
- D. Vi cos
|
| 9 |
If the initial velocity of a projectile becomes doubled, the time of fight will be. |
- A. Same
- B. 4 times
- C. Double
- D. 3 times
|
| 10 |
Transformation of heat other forms of energy is discussed in |
- A. Thermal physics
- B. Thermodynamics
- C. Atomic physics
- D. Nuclear physics
|