Coils that are wound around a nonmagnetic material such as wood or plastic are called ____.

a. ampere-turns
b. air-core magnets
c. permeable cores
d. electromagnets


b. air-core magnets

Trades & Technology

You might also like to view...

In order to modulate the flow of supply air, VAV systems may use inlet guide vanes on the fan inlet or _____.

a. hot gas bypass b. an economizer c. variable speed drives d. powered exhaust

Trades & Technology

The term ____________________ refers to virus-like particles that require taking over the cellular systems of bacteria to propagate, and which have an antibiotic effect

Fill in the blank(s) with correct word

Trades & Technology

What type of software program would best be used to show various budget scenarios?

What will be an ideal response?

Trades & Technology

An interest rate of 12% per year, compounded monthly, is nearest to:

(a) 12.08% per year (b) 12.28% per year (c) 12.48% per year (d) 12.68% per year

Trades & Technology