Projectile Motion

Author:Tamil Nadu Board
11th Tamil Nadu Board
IMPORTANT

Important Questions on Projectile Motion

EASY
IMPORTANT

A particle is projected at an angle of θ with respect to the horizontal direction. Match the following for the above motion

Column A Column B
(a)vx (i)decreases and increases
(b)vy (ii)remains constant
(c)Acceleration (iii)varies
(d)Position vector (iv)remains downward

 

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IMPORTANT

The Moon is orbiting the Earth approximately once in 27 days, what is the angle traversed by the Moon per day?

EASY
IMPORTANT

An object is executing uniform circular motion with an angular speed of π12 radian per second. At t = 0 the object starts at an angle θ = 0. What is the angular displacement of the particle after 4 s?

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IMPORTANT

If an object is thrown horizontally with an initial speed 10 ms-1 from the top of a building of height 100 m. What is the horizontal distance covered by the particle?

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IMPORTANT

A football player hits the ball with the speed 20 ms-1 with angle 30° with respect to horizontal direction as shown in the figure. The goal post is at distance of 40 m from him. Find out whether ball reaches the goal post?
Question Image

EASY
IMPORTANT

A object is thrown with initial speed 5 ms-1 with an angle of projection 30°. What is the height and range reached by the particle?

MEDIUM
IMPORTANT

If Earth completes one revolution in 24 hours, what is the angular displacement made by Earth in one hour. Express your answer in radian and degree.

EASY
IMPORTANT

The following table gives the range of a particle when thrown on different planets. All the particles are thrown at the same angle with the horizontal and with the same initial speed. Arrange the planets in ascending order according to their acceleration due to gravity,(g value).

                  PLANET                            RANGE                   
Jupiter 50m
Earth 75m
Mars 90m
Mercury 95m

 

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IMPORTANT

A water fountain on the ground sprinkles water all around it. If the speed of the water coming out of the fountain is v. Calculate the total area around the fountain that gets wet.

EASY
IMPORTANT

An object at an angle such that the horizontal range is four times the maximum height. What is the angle of projection of the object?