Hvac mid term exam study guide

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If a load measures 35Ω and is pulling 3.4A, what is the source voltage.

119V

What is the voltage if we have 130 ohms of resistance and we have 3 amps?Required to answer. Single choice. (1/1 Point)

390v

A good conductor should measure more than 0.5 ohms.

False

Clamping your ammeter around both L1 and neutral will give you the most accurate measurement.

False

The letter E in the power calculation stands for Power.

False

The letter R in the Ohms Law calculation stands for current.

False

This calculation E / I you can find W.

False

This calculation I x P you can find E.

False

If an open switch is isolated and de- energized, what should you read across the switch.

Ol

When this part of an atom moves to another atom, the losing atom will have what kind of charge?

Positive

This calculation A x Ω you can find V.

True

This calculation I x E you can find P.

True

This calculation P / I you can find E.

True

Electrical power is measured in what?

Watts

What is a hacksaw designed for?

b. To saw through metal


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