A motor has a rating power of 20 W and motor is used for 10 s. Calculate the
energy supplied to the motor.

An electromagnet is a device in which moving electric chargers in a coil of wire create a magnet.whats one advantage of using electromagnetic in devices

There are multiple tuning forks present in the room, and annie strikes one with a natural frequency of 400 hz. which of these other tuning forks will begin to vibrate through resonance and make the sound louder? a 200 hz tuning fork a 400 hz tuning fork a 800 hz tuning fork a 1600 hz tuning fork

What does every magnet possess? a. iron metal b.strong magnetic field c.repulsion d.north and south poles