Gamma Question Bank for Engineering Physics>Chapter 2 - Motion in a Straight Line>EXERCISE>Q 25

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A particle experiences a constant acceleration for $6$ seconds after starting from rest. If it travels a distance $d_{1}$ in the first two seconds, $d_{2}$ in the next two seconds and a distance $d_{3}$ in the last $2$ seconds, then

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Important Questions on Motion in a Straight Line

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Gamma Question Bank for Engineering Physics>Chapter 2 - Motion in a Straight Line>EXERCISE>Q 27

A particle moving with a uniform acceleration travels

24

metres and

64

metres in first two successive intervals of

4

seconds each. Its initial velocity is___.

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Gamma Question Bank for Engineering Physics>Chapter 2 - Motion in a Straight Line>EXERCISE>Q 28

If

a, b

and

c

be the distances travelled by the body during

x^{th}, y^{th}

and

z^{th}

second from start, then which of the following relations is true?

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Gamma Question Bank for Engineering Physics>Chapter 2 - Motion in a Straight Line>EXERCISE>Q 29

A particle moves with constant acceleration along a straight line starting from rest. The percentage increase in its displacement during the

4^{th}

second compared to that in

3^{rd}

second is

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Gamma Question Bank for Engineering Physics>Chapter 2 - Motion in a Straight Line>EXERCISE>Q 30

In this problem "up" is taken to be positive. A ball thrown vertically upward with an initial velocity of

19.6 m s^{- 1},

after

5 s

has a velocity of

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Gamma Question Bank for Engineering Physics>Chapter 2 - Motion in a Straight Line>EXERCISE>Q 31

Ball

A

is thrown upward at the same time as ball

B

and with half the speed of ball

B .

Which of the following is true?

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Gamma Question Bank for Engineering Physics>Chapter 2 - Motion in a Straight Line>EXERCISE>Q 32

A stone falls from rest. The distance covered by it in the last second of its motion is equal to the distance covered in the first three seconds. What is the height from which the stone was dropped? [Take

g = 10 m s^{- 2}

]

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Gamma Question Bank for Engineering Physics>Chapter 2 - Motion in a Straight Line>EXERCISE>Q 33

A particle is dropped from the top of a high tower, then the distance covered in the fifth second of its fall is

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Gamma Question Bank for Engineering Physics>Chapter 2 - Motion in a Straight Line>EXERCISE>Q 34

A ball is thrown vertically upwards from the ground. It crosses a point at the height of

25 m

twice at an interval of

4 s

. The ball was thrown with the velocity of