Unit 8 Flashcards

(13 cards)

1
Q

What converts mechanical energy into electrical energy by electromagnetic induction?

A

generator

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2
Q

What are the three things needed for a generator to work?

A

magnet, conductor, and motion

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3
Q

Which hand do you use for the generator rule?

A

left

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4
Q

What is alternating current?

A

Collapsing and expanding voltage throughout a current

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5
Q

What is the root mean square value?

A

(.7)(max voltage)=voltage of electrons

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6
Q

How many cycles occur in one second for AC - frequency of electricity in US

A

60 HZ or cycles per second

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7
Q

What type of current do slip rings and brushes produce?

A

AC current

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8
Q

What type of current does a commutator ring produce

A

DC current

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9
Q

What converts electrical energy to mechanical energy?

A

Electric motor

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10
Q

Which hand do we use for the motor rule

A

Right hand

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11
Q

What type of motor does the x-ray tube use?

A

induction motor

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12
Q

Which rule is applied if “apply force” is used

A

generator rule (left hand)

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13
Q

Which rule is applied if “apply current” is used

A

motor rule (right hand)

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