Calculation of maximum height - Jamb Physics Past Questions and Answers

Question 1:

• JAMB 2019

If the time of flight is 96seconds, calculate the horizontal range through the point of projection.

A. 84400m
B. 69000m
C. 61440m
D. 24000m

Question 2:

• JAMB 1986

A ball is thrown vertically into the air with an initial velocity u. What is the greatest height reached?

A. U2g
B. \(\frac{3u^2}{2g}\)
C. \(\frac{u^2}{g}\)
D. \(\frac{u^2}{2g}\)

Question 3:

• JAMB 1994

An object is projected with a velocity of 80ms^-1 at an angle of 30^o to the horizontal.The maximum height reached is

A. 20m
B. 80m
C. 160m
D. 320m