Advertisements
Advertisements
प्रश्न
Multiple choice Question. Select the correct option.
In the velocity-time graph, the acceleration is
पर्याय
– 4 m/s2
4 m/s2
10 m/s2
zero
Advertisements
उत्तर
– 4 m/s2
Explanation:
Acceleration = Slope of velocity-time graph
a = `-20/5` .....[∵ Velocity is decreasing with time]
a = −4 m/s2 ........[∴ Acceleration will be negative]
APPEARS IN
संबंधित प्रश्न
Name the two quantities, the slope of whose graph give acceleration.
Define speed. What is its S.I. unit?
Multiple choice Question. Select the correct option.
The slope of displacement – time graph represents.
Draw velocity – time graph for the following situation:
When a body is moving with variable velocity, but uniform acceleration.
Diagram shows a velocity – time graph for a car starting from rest. The graph has three sections AB, BC, and CD.
Is the magnitude of acceleration higher or lower than that of retardation? Give a reason.
The area of the right triangle under a speed-time graph is 500 m, in a time interval of 20 s. What is the speed of the body? Is the motion uniform or non-uniform?
Interpret the following graph:
Figure shows displacement- time graph of two objects A and B moving in a stra ight line. Which object is moving fa ster?
Draw distance-time graph to show:
Increasing velocity
The area under velocity – time graph represents the ______
