____ is the principle behind the generation of electricity: When a conductor passes or is passed by a magnetic field, a current is produced (induced) in the conductor.

A. Magnetic induction
B. Electromagnetic induction
C. Magnetic shield
D. Magnetic field


Answer: B

Trades & Technology

You might also like to view...

Which type of flour is made by grinding the entire wheat grain?

a. self-rising flour c. white flour b. bleached enriched flour d. whole wheat flour

Trades & Technology

GPS surveying systems receive location information from _____

a. infrared reflectors b. mapping software c. satellites d. NOAA computers

Trades & Technology

When used, where is a starter safety switch likely to be located?

A. standard transmission B. automatic transmission C. either a standard or automatic transmission D. ignition key

Trades & Technology

Two technicians are discussing engine lubricants. Technician A says that many oil filters have check valves to prevent oil drain back during engine shutdown. Technician B says that any oil weight is acceptable for an engine. Who is correct?

A. A only B. B only C. Both A and B D. Neither A nor B

Trades & Technology