To produce electricity, a generator needs what kind of input?

a) a magnetic field

b) a moving rod

c) mechanical energy

d) electrical energy

An electric current can be generated by moving a wire coil in a magnetic

What would increase the reaction rate?

An electron is moving at 7.4 x 10^5 m/s perpendicular to a magnetic field. It experiences a force of - 2.0 x 10^-13 N. What is the magnetic field strength?

Three sleds (30kg sled connected by tension rope B to 20kg sled connected by tension rope A to 10kg sled) are being pulled horizontally on frictionless horizontal ice using horizontal ropes. The pull is horizontal and of magnitude 143N. Required:a.

If a nuclear device has been detonated near your area, and you are considering the type of protective shielding you might need, you would use lead shielding for protection against which type of radiation?

which will produce bigger acceleration: a force of 10.0 N acting on a mass of 5.0 kg, or a force of 5.0 N acting on a mass of 10.0kg?

Five properties of magnet

2. Can you place three forces of 5g, 6g, and 12g so they are in equilibrium. Justify your answer.

10. How is the charge on a charged object maintained?

A 100 N box is placed on an inclined plane that makes a 30° angle with the horizontal. Calculate the component of gravitational force that acts down the inclined plane. A. 25 N B. 50 N C. 87 N D. 100 N