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प्रश्न
Interpret the following graph:
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उत्तर
If distance time graph of a body is straight line parallel to x axis then the body is said to be at rest .
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संबंधित प्रश्न
A car of mass 1000 kg is moving with a velocity of 10 m s−1. If the velocity-time graph for this car is a horizontal line parallel to the time axis, then the velocity of car at the end of 25 s will be :
A train starting from rest picks up a speed of 20 ms−1 in 200 s. It continues to move at the same rate for the next 500 s and is then brought to rest in another 100 s.
- Plot a speed-time graph.
- From graph calculate
(a) uniform rate of acceleration
(b) uniform rate of retardation
(c) total distance covered before stopping
(d) average speed.
A ball is thrown up vertically and returns back to thrower in 6 s. Assuming there is no air friction, plot a graph between velocity and time. From the graph calculate
- deceleration
- acceleration
- total distance covered by ball
- average velocity.
From the velocity – time graph given below, calculate Distance covered in the region ABCE.
Name the physical quantity which is equal to the area under speed-time graph.
Draw the following graph:
Speed versus time for a fluctuating speed.
Draw the distance-time graphs of the bodies P and Q starting from rest, moving with uniform speeds with P moving faster than Q.
The area under velocity – time graph represents the ______
State whether true or false. If false, correct the statement.
The velocity – time graph of a particle falling freely under gravity would be a straight line parallel to the x axis.
From the v-t graph, ______ can be calculated.
