An electric motor contains an electromagnet surrounded by a magnet. What is the function of an electromagnet in a motor?A The electromagnet converts electrical energy to motion.B The electromagnet converts magnetic energy to electrical energy.C The electromagnet increases the strength of the magnet surrounding it.D The electromagnet provides the electrical energy required for the motor to run.

A DC motor convertsa.Magnetic energy into electrical energyb.Mechanical energy into electrical energyc.Electrical energy into mechanical energyd.Electric energy into magnetic energy

What is the primary function of a DC motor?a.To convert electrical energy into mechanical energyb.To convert mechanical energy into electrical energyc.To store electrical energyd.To amplify electrical signals

Alice builds an electric motor by positioning an electromagnet between the poles of a permanent magnet. The electromagnet spins as the current running through it repeatedly switches directions.How could Alice decrease the force that the permanent magnet applies on the electromagnet? A. increase the electric current running through the electromagnet B. decrease the number of turns in the electromagnet's coil C. replace the magnet with a stronger magnet D. decrease the distance between the magnet's poles and the electromagnet

What is the main function of a DC motor?To convert electrical energy into mechanical energy.To convert mechanical energy into electrical energy.To control the flow of current in a circuit.

What is the function of the field winding in a DC machine?a.To control the voltage outputb.To provide mechanical support to the rotorc.To regulate the speed of the machined.To produce magnetic flux