Mechanics questions | form five Physics

A ball is thrown horizontally with a speed of 14.0ms^-1 from a point 6.4 m above the ground. Calculate:

1. The horizontal distance traveled in that time
2. Its velocity when it reaches the ground.

Answer / Solution

UNSOLVED

A man stands in a lift which is being accelerated upwards at 3.2m/s². If the man has a mass of 65kg. What is the net force exerted on the man by the floor of the lift?

Answer / Solution

UNSOLVED

Why is it technically advised to bank a road at corners?

Answer / Solution

UNSOLVED

A wheel rotates at a constant rate of 10 revolutions per second. Calculate the centripetal acceleration at a distance of 0.80 m from the centre of the wheel.

Answer / Solution

UNSOLVED

1. With the aid of a labeled diagram, sketch the possible orbits for a satellite launched from the earth.
2. From the diagram in (i) above, write down an expression for the velocity of a satellite corresponding to each orbit.

Answer / Solution

UNSOLVED