The pendulum in a grandfather clock is made of brass and keeps perfect time at 17'C. How much time is gained or lost in a year if the clock is kept at 28'C?

The metric unit of electrical power is the watt volt ampere ohm

Acharge of 8.4x10^-4 c moves at an angle of 35 degrees to a magnetic field that has a field strength of 6.7x10^-3 t. if the magnetic force is 3.5 x10 ^-2 n, how fast is the charge moving?

Acar moves a distance of 50.0 km west, followed by a distance of 64.9 km north what was the magnitude of the displacement of the car, in units of kilometers?