P.5C,D-Fields, Motors and Generators

P.5D-Motors and Generators

Multiple Choice

The magnetic field goes out of the ______ pole and into the ______ pole. (Video time (0:45)

• north, south

• south, north

Multiple Choice

What is the number for "k" (Coulomb's constant)? (Video time: (1:40)

• 8.99E9

• 9.8

• 6.67E-11

Multiple Choice

What direction does the ELECTRIC field flow for a positive charge?

• from the positive charge

• to the positive charge

Multiple Choice

What direction does the ELECTRIC field flow for a Negative charge?

• from the negative charge

• to the negative charge

Multiple Choice

Which direction will the new positive charge move towards?

• the original positive charge

• the original negative charge

Multiple Choice

Which direction will the new negative charge move towards?

• the original positive charge

• the original negative charge

Multiple Choice

Induction involves a change in ...(Video time: (6:27)

• an electric field

• a magnetic field

• both of these types of fields

• neither of these fields

Multiple Choice

A change in an Electric field, will induce a ______field.

• magnetic field

• electric field

• neither

• both

Multiple Choice

A change in a magnetic field will induce a ______field.

• magnetic field

• electric field

• neither

• both

Multiple Choice

Electric Forces (Fe) and Magnetic Forces combined create the _________

• electromagnetic force

• yes

Multiple Choice

Motors convert electrical energy into _______ energy.

• electrical

• mechanical

• magnetic

Multiple Choice

Generators convert mechanical energy into _______ energy.

• electrical

• mechanical

• magnetic

Multiple Choice

A motor uses induction of a ______ force to create a spin of the looped device through the use of a magnetic field.

• electrical

• magnetic

Multiple Choice

With a generator, you have to create the spin yourself to induce an _________ current, that can be stored for later use.

• electric

• magnetic

Multiple Choice

Both Motors and Generators make use of ________ to create a form of energy.

• induction

• mechanical energy

• electrical energy

• magnetic energy