the diagram represents a micro wave travelling space from point a to point b . the distance between point a to point b is 0.06 m . calculate the wavelength of the microwave.

If a stone with an original velocity of 0 is falling from a ledgeand takes 8 seconds to hoybthe ground whays the final velocity of the stone

A2k pendulum has a speed of 1 m/s at a height of 1/2 meter

Suppose that 27 j of work is needed to stretch a spring from its natural length of 6 m to a length of 9 m. (a) how much work is needed to stretch the spring from 12 m to 14 m? j (b) how far beyond its natural length will a force of 78 n keep the spring stretched?