Velocity-time curve for a body projected vertically upwards is
1. Parabola
2. Ellipse
3. Hyperbola
4. Straight line
The displacement-time graph of a moving particle is shown below. The instantaneous velocity of the particle is negative at the point
(1) D
(2) F
(3) C
(4) E
An object is moving with a uniform acceleration which is parallel to its instantaneous direction of motion. The displacement (s) – velocity (v) graph of this object is
1. | |
2. | |
3. | |
4. |
Which of the following graph represents uniform motion ?
(1) | |
(2) | |
(3) | |
(4) |
A ball is dropped vertically from a height d above the ground. It hits the ground and bounces up vertically to a height d/2. Neglecting subsequent motion and air resistance, its velocity v varies with the height h above the ground is
(1) | |
(2) | |
(3) | |
(4) |
The graph of displacement v/s time is
Its corresponding velocity-time graph will be
1. 2.
3. 4.
A train moves from one station to another in 2 hours time. Its speed-time graph during this motion is shown in the figure. The maximum acceleration during the journey is
1. \(140\) km h-2
2. \(160\) km h-2
3. \(100\) km h-2
4. \(120\) km h-2
A ball is thrown vertically upwards. Which of the following plots represents the speed-time graph of the ball during its height if the air resistance is not ignored?
1. | |
2. | |
3. | |
4. |
Which graph represents a uniformly accelerated motion?
1. | 2. | ||
3. | 4. |
Which of the following velocity-time graphs shows a realistic situation for a body in motion?
1. | 2. | ||
3. | 4. |