E Basic Principles Flashcards

1
Q

What electrical system does a light aircraft use?

A

14(12) volt DC system

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2
Q

What electrical system does a larger twin turbine aircraft use?

A

28(24) volt DC system

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3
Q

What electrical system does a modern airliner use?

A

115v/200v AC system

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4
Q

Voltage equation

A

V=IR

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5
Q

Power equation

A

P=IE or W=AV

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6
Q

Power equation when voltage unknown

A

W=I^2R

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7
Q

Power equation when current unknown

A

W=V^2/R

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