Motion The motion represented by the displacement-time graph below is:
(1)
Uniform-motion with zero initial displacement.
(2)
Non-uniform motion with finite value of initial displacement.
(3)
Non-uniform motion with zero initial displacement.
(4)
Uniform-motion with finite value of initial displacement.
| A. | Option 1 |
| B. | Option 2 |
| C. | Option 3 |
| D. | Option 4 |
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Option: 4 Solution : -. |
Motion A boy is running along a circular track of radius 7 m. He completes one circle in 10 second. The average velocity of the boy is -
(1) 4.4 ms–1
(2) 0.7 ms–1
(3) Zero
(4) 70 ms–1
| A. | Option 1 |
| B. | Option 2 |
| C. | Option 3 |
| D. | Option 4 |
|
Option: 3 Solution : -. |
Motion The equations of motion can be derived by using:
(1) Distance– time graph
(2 Velocity – time graph for non-uniform acceleration
(3) Displacement time graph
(4) Velocity – time graph for uniform acceleration
| A. | Option 1 |
| B. | Option 2 |
| C. | Option 3 |
| D. | Option 4 |
|
Option: 4 Solution : -. |
Motion What is the slope of distance-time graph when object is at rest?
(1)
Decreases continuously
(2) Zero
(3)
Increases continuously
(4)
One
| A. | Option 1 |
| B. | Option 2 |
| C. | Option 3 |
| D. | Option 4 |
|
Option: 2 Solution : -. |
Motion In figure BC represents a body moving-
(1) Backwards with uniform velocity 
(2) Forward with uniform velocity
(3) Backward with non-uniform velocity
(4) Forward with
non-uniform velocity
| A. | Option 1 |
| B. | Option 2 |
| C. | Option 3 |
| D. | Option 4 |
|
Option: 1 Solution : -. |
Motion What is the position of the body in the time interval 60-70 seconds?
(1)
15 m
(2)
5 m
(3)
10 m
(4)
20 m
| A. | Option 1 |
| B. | Option 2 |
| C. | Option 3 |
| D. | Option 4 |
|
Option: 1 Solution : -. |
Motion Which of the following is not characteristic of displacement ?
(1) It is always positive.
(2) It has both magnitude and direction.
(3) It can be zero.
(4) Its magnitude is less than or equal to the actual path length of the object.
| A. | Option 1 |
| B. | Option 2 |
| C. | Option 3 |
| D. | Option 4 |
|
Option: 1 Solution : -. |
Motion The distance travelled by the body between 0 to 20 seconds?
(1) 260m
(2) 160m
(3) 300m
(4) 60m
| A. | Option 1 |
| B. | Option 2 |
| C. | Option 3 |
| D. | Option 4 |
|
Option: 3 Solution : -. |
Motion To describe the motion of an object we first specify a
(1) The acceleration of the body
(2) Reference point
(3) The speed
(4) The direction of motion
| A. | Option 1 |
| B. | Option 2 |
| C. | Option 3 |
| D. | Option 4 |
|
Option: 2 Solution : -. |
Motion Distance covered by a body from velocity-time graph is
(1)
Equal to the slope of the graph.
(2)
Area under the graph .
(3)
Is de note d by a line parallel to the time axis at any point on the distance
axis.
(4)
Is denoted by a line parallel to the distance axis at any point on the time axis
| A. | Option 1 |
| B. | Option 2 |
| C. | Option 3 |
| D. | Option 4 |
|
Option: 2 Solution : -. |
