मराठी

What Can You Say About the Motion of a Body Whose Distance-time Graph is a Straight Line Parallel to the Time Axis ?

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प्रश्न

What can you say about the motion of a body whose distance-time graph is a straight line parallel to the time axis ?

एका वाक्यात उत्तर
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उत्तर

The body is not moving because it is not changing its position with respect to any stationary object.

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पाठ 1: Motion - Very Short Answers 2 [पृष्ठ ४०]

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लखमीर सिंह Physics Part 1 [English] Class 9
पाठ 1 Motion
Very Short Answers 2 | Q 12 | पृष्ठ ४०

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संबंधित प्रश्‍न

Given figure shows the distance-time graph of three objects A, B and C. Study the graph and answer the following questions:

  1. Which of the three is travelling the fastest?
  2. Are all three ever at the same point on the road?
  3. How far has C travelled when B passes A?
  4. How far has B travelled by the time it passes C?

The speed-time graph for a car is shown in the following figure:

  1. Find how far the car travels in the first 4 seconds. Shade the area on the graph that represents the distance travelled by the car during the period.
  2. Which part of the graph represents uniform motion of the car?

What conclusion can you draw about the speed of a body from the following distance-time graph ?


Name the two quantities, the slope of whose graph give speed .


The graph given alongside shows the positions of a body at different times. Calculate the speed of the body as it moves from :
(1) A to B,
(2) B to C, and
(3) C to D.


Four cars A, B, C and D are moving on a levelled, straight road. Their distance-time graphs are shown in the given figure. Which of the following is the correct statement regarding the motion of these cars?


A spaceship is moving in space with a velocity of 60 kms−1. It fires its retro engines for 20 seconds and velocity is reduced to 55 kms−1. Calculate the distance travelled by a spaceship in 40 s, from the time of firing of the retro- rockets.


A body moves along a straight road with a speed of 20 m/s and has a uniform acceleration of 5 m/s2. What will be its speed after 2 s?


If we denote speed by S, distance by D and time by T, the relationship between these quantities is ______.


What do you infer if

  1. Distance – time graph is a straight line.
  2. The velocity-time graph is curved.
  3. Displacement time is zigzag.

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