the train took 80s to reduce its speed from 84m/s to 42m/s . explain why with the same braking force the train takes more than 80s to reduce its reduce its speed its speed from 42m/s to zero

Acoil formed by wrapping 80 turns of wire in the shape of a square is positioned in a magnetic field so that the normal to the plane of the coil makes an angle of 28.0° with the direction of the field. when the magnetic field is increased uniformly from 200 µt to 600 µt in 0.400 as, an emf of magnitude 80.0 mv is induced in the coil. what is the total length of the wire?

Complete the sentence to describe the law of conservation of energy. the law of conservation of energy states that energy cannot be created or , but it can be

The mini-refrigerator fire was most likely caused by what type of wiring?