| 1 |
A girl walks 3 km towards west and 4 km towards south. What is the magnitude of her total disance and displacement respectively. |
7 km, 5 km
7 km, 7 km
1 km, 7 km
7 km, 1 km
|
| 2 |
Change in positionof a body from initial to final point is called |
Velocity
Speed
Displacement
Distance
|
| 3 |
Gradient of the distance -time graph is equal to the |
Distance covered
Acceleration
Speed
Velocity
|
| 4 |
Gradient of the speed-time graph is equal to. |
Speed
distance covred
Acceleration
Velocity
|
| 5 |
The area under the speed-time graph is numerically equal to |
Distance covered
Velocity
Unifrom velocity
Acceleration
|
| 6 |
A body is moving with constnat acceleration strting from rest. It vovers a distance S in 4 seconds. How much time does it take to covr one-fourth of this distance. |
1 s
2 s
4 s
16 s
|
| 7 |
A body accelerates from rest to a velocity of 144 km h-1 in 20 seconds. The the distance covered by it is. |
100 m
1400 m
400 m
1440 m
|
| 8 |
A ball is droped from the top of a tower, the distance covered by it in the first second is. |
5 m
10 m
50 m
100 m
|
| 9 |
If a body does not change its position with respect to some fixed point, then it will be in a state of. |
Motion
Uniform motion
Rest
Variable motion
|
| 10 |
The numerical ratio of displacemnt o distance is |
Equal to or less than one
Always greater than one
Always equal to one
Always less than one
|
| 11 |
The instrument best measures the internal diameter of a pipe is. |
Screw gauge
Metre rule
Vernier caliper
Measuring tape
|
| 12 |
Least count of scew gauge is 0.01 mm. If main scale reading of screw guage is zero and third line of its circular scale conscides with datum line then the measurement on the screw guage is. |
0.03mm
3 mm
0.3mm
0.1 mm
|
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