If the length of a simple pendulum is being increased by 4-fold, time period of oscillation will be
When long dry hair is brushed the strands often move away from each other because while brushing
Rays of light get refracted while passing from air to glass because
Ohm’s law can also be taken as a statement for
A current of 0.5 A is drawn by a filament of an electric bulb for 20 minutes. The amount of electric charge that flows through the circuit is
The weight of an object may be assigned by using Newton’s