If the voltage is 120 v, and the desired current is 5 a, what resistance must be in the circuit?

Arrange the images in order to show how lake-effect snow occurs.

Two steel balls, each of mass m, are welded to a light rod of length l and negligible mass and are initially at rest on a smooth horizontal surface. a horizontal force of magnitude f is suddenly applied to the rod as shown. determine (a) the instantaneous acceleration a of the mass center g and (b) the corresponding rate at which the angular velocity of the assembly about g is changing with time.

The built in flash in a compact camera is usally capable of giving correct exsposure for distance up to how many meters?