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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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Important Questions on Motion in a Straight Line

EASY
JEE Main/Advance
IMPORTANT
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 xth, yth and zth second from start, then which of the following relations is true?
HARD
JEE Main/Advance
IMPORTANT
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 4th second compared to that in 3rd second is
EASY
JEE Main/Advance
IMPORTANT
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
EASY
JEE Main/Advance
IMPORTANT
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?
HARD
JEE Main/Advance
IMPORTANT
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]
EASY
JEE Main/Advance
IMPORTANT
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
MEDIUM
JEE Main/Advance
IMPORTANT
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
HARD
JEE Main/Advance
IMPORTANT
Gamma Question Bank for Engineering Physics>Chapter 2 - Motion in a Straight Line>EXERCISE>Q 35

The acceleration-time graph of a particle moving along a straight line is as shown in the figure. In what time will the particle acquire its initial velocity?

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