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A shot is fired from a point at a distance of $200 m$ from the foot of a tower $100 m$ high, so that it just passes over it horizontally. The direction of shot with horizontal is

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Important Questions on Kinematics II

MEDIUM

JEE Advanced

IMPORTANT

PHYSICS For Joint Entrance Examination JEE (Advanced) Mechanics I>Chapter 5 - Kinematics II>Exercises>Q 11

A projectile has a time of flight

T

and range

R

. If the time of flight is doubled, keeping the angle of projection the same, what happens to the range

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JEE Advanced

IMPORTANT

PHYSICS For Joint Entrance Examination JEE (Advanced) Mechanics I>Chapter 5 - Kinematics II>Exercises>Q 12

A ball is thrown from a point with a speed

v_{0}

at an angle of projection

θ

. From the same point and at the same instant, a person starts running at a constant speed

\frac{v_{0}}{2}

to catch the ball. Will the person be able to catch the ball? If yes, what should be the angle of projection?

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JEE Advanced

IMPORTANT

PHYSICS For Joint Entrance Examination JEE (Advanced) Mechanics I>Chapter 5 - Kinematics II>Exercises>Q 13

A body is projected at an angle of

30 °

with the horizontal and with a speed of

30 m s^{- 1}

. What is the angle with the horizontal after

1.5 s

(g = 10 m s^{- 2})

MEDIUM

JEE Advanced

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PHYSICS For Joint Entrance Examination JEE (Advanced) Mechanics I>Chapter 5 - Kinematics II>Exercises>Q 14

A body has an initial velocity of

3 m s^{- 1}

and has an acceleration of

1 m s^{- 2}

normal to the direction of the initial velocity. Then its velocity

4 s

after the start is

MEDIUM

JEE Advanced

IMPORTANT

PHYSICS For Joint Entrance Examination JEE (Advanced) Mechanics I>Chapter 5 - Kinematics II>Exercises>Q 15

Two tall buildings are

30 m

apart. The speed with which a ball must be thrown horizontally from a window

150 m

above the ground in one building so that it enters a window

27.5 m

from the ground in the other building is

MEDIUM

JEE Advanced

IMPORTANT

PHYSICS For Joint Entrance Examination JEE (Advanced) Mechanics I>Chapter 5 - Kinematics II>Exercises>Q 16

A shell fired from the ground is just able to cross horizontally the top of a wall

90 m

away and

45 m

high. The direction of projection of the shell will be

EASY

JEE Advanced

IMPORTANT

PHYSICS For Joint Entrance Examination JEE (Advanced) Mechanics I>Chapter 5 - Kinematics II>Exercises>Q 17

The equation of motion of a projectile is

y = 12 x - \frac{3}{4} x^{2}

. The horizontal component of velocity is

3 m s^{- 1}

. What is the range of the projectile?

EASY

JEE Advanced

IMPORTANT

PHYSICS For Joint Entrance Examination JEE (Advanced) Mechanics I>Chapter 5 - Kinematics II>Exercises>Q 18

Two paper screens

A

and

B

are separated by

150 m

. A bullet pierces

A

and

B

. The hole in

B

15 cm

below the hole in

A

. If the bullet is travelling horizontally at the time of hitting

A

, then the velocity of the bullet at

A

(g = 10 m s^{- 2})

A shot is fired from a point at a distance of 200 m from the foot of a tower 100 m high, so that it just passes over it horizontally. The direction of shot with horizontal is

Important Questions on Kinematics II

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A shot is fired from a point at a distance of $200 m$ from the foot of a tower $100 m$ high, so that it just passes over it horizontally. The direction of shot with horizontal is