Physics
Draw a graph of potential energy vs height from the ground for a body thrown vertically upwards.
Related Questions
A lever is shown below.
(a) Identify the type of lever.
(b) Calculate its mechanical advantage.
Two bodies A and B have same kinetic energies. Compare their velocities if mass of A is four times the mass of B.
Two copper wires A and B are of the same thickness and are at the room temperature. If the length of A is twice the length of B then :
(a) Compare their resistances
(b) Compare their resistivity
(a) Name the waves used for echo depth sounding.
(b) Give one reason for their use in the above application