Physics Past Questions and Answers

Which of the following is in a neutral equilibrium?

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

Which of the following assumptions is made in a simple pendulum experiment? the

A constant force of magnitude F acts on an object of mass 0.04kg initially at rest at a point O. if the speed of the object when it has moved 50m from O is 500ms^-1, what is the value of F?

A rectangular tank contains water to a depth of 2m, if the base is 4m x 3m, calculate the force on the base (Density of water = 10³kgm^-3, g = 10ms^-2)