The equation of motion of a projectile is given by x = 36 t metre and 2y = 96 t – 9.8 t2 metre. The angle of projection is:

1. sin145

2. sin135

3. sin143

4. sin134

Subtopic:  Projectile Motion |
 63%
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For a given velocity, a projectile has the same range of R for two angles of projection. If t1 and t2 are the times of flight in the two cases then:

(1) t1t2R2

(2) t1t2R

(3) t1t21R

(4) t1t21R2

Subtopic:  Projectile Motion |
 67%
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A body of mass m is thrown upwards at an angle θ with the horizontal with velocity v. While rising up the velocity of the mass after t seconds will be 

(1) (vcosθ)2+(vsinθ)2

(2) (vcosθvsinθ)2gt

(3) v2+g2t2(2vsinθ)gt

(4) v2+g2t2(2vcosθ)gt 

Subtopic:  Projectile Motion |
 63%
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A cricketer can throw a ball to a maximum horizontal distance of 100 m. With the same effort, he throws the ball vertically upwards. The maximum height attained by the ball is 

1. 100 m

2. 80 m

3. 60 m

4. 50 m

Subtopic:  Projectile Motion |
 75%
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A ball is projected with velocity v0 at an angle of elevation 30°. Mark the correct statement.

(1) Kinetic energy will be zero at the highest point of the trajectory.

(2) Vertical component of momentum will be conserved.

(3) Horizontal component of momentum will be conserved.

(4) Gravitational potential energy will be minimum at the highest point of the trajectory.

Subtopic:  Projectile Motion |
 78%
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PMT - 2004
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Neglecting the air resistance, the time of flight of a projectile is determined by:

(1) Uvertical

(2) Uhorizontal

(3) U = U2vertical + U2horizontal

(4) U = U(U2vertical + U2horizontal )1/2

Subtopic:  Projectile Motion |
 74%
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A stone is thrown at an angle θ with the horizontal reaches a maximum height of H. Then the time of flight of stone will be:

(1) 2Hg

(2) 22Hg

(3) 22Hsinθg

(4) 2Hsinθg

Subtopic:  Projectile Motion |
 54%
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The horizontal range of a projectile is 43 times its maximum height. Its angle of projection will be:

1. 45°

2. 60°

3. 90°

4. 30°

Subtopic:  Projectile Motion |
 74%
From NCERT
PMT - 2003
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The maximum horizontal range of a projectile is 400 m. The maximum value of height(ever possible) attained by it will be 

(1) 100 m

(2) 200 m

(3) 400 m

(4) 800 m

Subtopic:  Projectile Motion |
 60%
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Figure shows four paths for a kicked football. Ignoring the effects of air on the flight, rank the paths according to initial horizontal velocity component, highest first

(1) 1, 2, 3, 4

(2) 2, 3, 4, 1

(3) 3, 4, 1, 2

(4) 4, 3, 2, 1

Subtopic:  Projectile Motion |
 78%
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