Physics Practice Test – Projectiles (Questions with Answers and Explanations)

An object is projected with a velocity of 100 ms^-1 from the ground level at an angle  to the vertical. If the total time of flight of the projectile is 10s, calculate . [g = 10ms^-2]

A. 0^o     B. 30^o      C. 45^o     D. 60^o

At a birthday party, the celebrant pops a corked fruit wine. If the cork shoots out of the bottle at an angle of 40° to the horizontal and travels a horizontal distance of 450 m in 1.25s, calculate the initial speed of the cork. (WASSCE 2016)

A. 41 ms^-1      B. 4.7 ms^-1      C. 5.6ms^-1      D. 7.1 ms^-1

The time of flight for a projectile motion is given by the expression ____

A.     B.     C.     D.

A body is projected with an initial velocity u at an angle θ, to the horizontal. The time taken by it to reach its maximum height is given by the expression? (WASSCE 2015)

A.     B.     C.     D.

A projectile is fired with a velocity of 20 ms^-1 at an angle of 40° to the horizontal. Determine the components of the velocity of the projectile at its maximum height. (WASSCE 2016)

A. 20ms^-1      B. 15.32 ms^-1      C. 40 ms^-1      D. 50 ms^-1