Science for Ninth Class Part 1 Physics>Chapter 1 - Motion>Multiple Choice Questions (MCQs)>Q 46

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

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Important Questions on Motion

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Science for Ninth Class Part 1 Physics>Chapter 1 - Motion>Multiple Choice Questions (MCQs)>Q 47

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 the car at the end of

25 s

will be:

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Science for Ninth Class Part 1 Physics>Chapter 1 - Motion>Multiple Choice Questions (MCQs)>Q 48

A motorcycle is driven at a speed of

20 m / s

when brakes are applied to bring it to rest in five seconds. The deceleration produced in this case will be:

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Science for Ninth Class Part 1 Physics>Chapter 1 - Motion>Multiple Choice Questions (MCQs)>Q 49

A sprinter is running along the circumference of a big sports stadium with constant speed. Which of the following do you think is changing in this case?

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Science for Ninth Class Part 1 Physics>Chapter 1 - Motion>Multiple Choice Questions (MCQs)>Q 50

In the speed-time graph for a moving object shown here, the part which indicates uniform deceleration of the object is:
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Science for Ninth Class Part 1 Physics>Chapter 1 - Motion>Multiple Choice Questions (MCQs)>Q 51

A student draws a distance-time graph for a moving scooter and finds that a section of the graph is a horizontal line parallel to the time axis. Which of the following conclusion is correct about this section of the graph?

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Science for Ninth Class Part 1 Physics>Chapter 1 - Motion>Multiple Choice Questions (MCQs)>Q 52

Which one of the following is most likely not a case of uniform circular motion?

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Science for Ninth Class Part 1 Physics>Chapter 1 - Motion>Questions Based on High Order Thinking Skills (HOTS)>Q 53

The graph given below shows the position of a body at different times. Calculate the speed of the body as it moves from A to B.

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