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A particle is thrown vertically upwards. Its velocity, at half of the maximum height, is $10 m s^{- 1}$ . The maximum height attained by the body is $(g = 10 m s^{- 2})$

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Important Questions on Motion in a Straight Line

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NEET

IMPORTANT

Chapterwise/Topicwise Daily Practice Problems (DPP) Mechanics I NEET>Chapter 3 - Motion in a Straight Line>TOPICWISE QUESTIONS>Q 27

A body starts falling from height

h

and travels a distance

\frac{h}{2}

, during last second of its motion. Then, the time it takes in free fall is(in seconds).

MEDIUM

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IMPORTANT

Chapterwise/Topicwise Daily Practice Problems (DPP) Mechanics I NEET>Chapter 3 - Motion in a Straight Line>TOPICWISE QUESTIONS>Q 28

A stone falls freely such that, the distance covered by it in the last second of its motion is equal to the distance covered by it in the first

5 s

. It remained in the air for

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Chapterwise/Topicwise Daily Practice Problems (DPP) Mechanics I NEET>Chapter 3 - Motion in a Straight Line>TOPICWISE QUESTIONS>Q 29

When a ball is thrown vertically up with velocity

v_{0}

, it reaches a maximum height of

h

. If one wishes to triple the maximum height, then the ball should be thrown with velocity

EASY

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Chapterwise/Topicwise Daily Practice Problems (DPP) Mechanics I NEET>Chapter 3 - Motion in a Straight Line>TOPICWISE QUESTIONS>Q 30

A bus accelerates from rest, for time

t_{1}

, at a constant rate

α

and then retards at a constant rate

β

, for time

t_{2}

, and comes to rest. Then

\frac{t_{1}}{t_{2}}

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Chapterwise/Topicwise Daily Practice Problems (DPP) Mechanics I NEET>Chapter 3 - Motion in a Straight Line>TOPICWISE QUESTIONS>Q 31

The engine of a train passes an electric pole with a velocity

u

and the last compartment of the train crosses the same pole with a velocity

v

. Then, the velocity with which the mid-point of the train passes the pole is

HARD

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IMPORTANT

Chapterwise/Topicwise Daily Practice Problems (DPP) Mechanics I NEET>Chapter 3 - Motion in a Straight Line>TOPICWISE QUESTIONS>Q 32

A student is standing at a distance of

50 m

behind a bus. As soon as the bus begins its motion with an acceleration of

1 m s^{- 2}

, the student starts running towards the bus with a uniform velocity

u m s^{- 1}

. Assuming the motion to be along straight road, the minimum value of

u

, so that the student is able to catch the bus, is

HARD

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IMPORTANT

Chapterwise/Topicwise Daily Practice Problems (DPP) Mechanics I NEET>Chapter 3 - Motion in a Straight Line>TOPICWISE QUESTIONS>Q 33

From a tower of height

H

, a particle is thrown vertically upwards with speed

u

. The time taken by the particle to hit the ground is

n

times than that taken by it to reach the highest point of its path. The relation between

H, u

and

n

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IMPORTANT

Chapterwise/Topicwise Daily Practice Problems (DPP) Mechanics I NEET>Chapter 3 - Motion in a Straight Line>TOPICWISE QUESTIONS>Q 34

A bus starts from rest moving with an acceleration of

2 m s^{- 2}

. A cyclist

96 m

behind the bus starts simultaneously towards the bus at

20 m s^{- 1}

. After what minimum time he will be able to overtake the bus?

A particle is thrown vertically upwards. Its velocity, at half of the maximum height, is 10 m s-1. The maximum height attained by the body is g=10 m s-2

Important Questions on Motion in a Straight Line

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A particle is thrown vertically upwards. Its velocity, at half of the maximum height, is $10 m s^{- 1}$ . The maximum height attained by the body is $(g = 10 m s^{- 2})$