What conditions are required for simple harmonic motion?

Acceleration is directly proportional to the displacement from the position of equilibrium. Also the resultant force is therefore also directly proportional to this displacement, and the resultant force always acts towards this position of equilibrium.

WC

Related Physics A Level answers

All answers ▸

A cannon can fire a cannonball at 20m/s. A sandpit is placed at a distance of 40m away. At what angle should the cannon be fired in order for the cannonball to land in the sand.


A 12V lamp, 36W is switched on for 1 hour. Find the energy supplied by the battery.


A student heats a bar of chocolate in the microwave for one minute. When they remove the bar they observe that there are patches of melted chocolate with unmelted chocolate between them. Suggest the mechanism of how this happens.


Newton's Law of Gravitation states: F=GMm/r^2, where G is the gravitational constant (6.67×10−11m^3kg^−1s^−2). Kepler's Third Law, states t^2=kR^3. The mass of the sun is 1.99x10^30kg. Find the value of k and its units