Current And Charge Flashcards

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1
Q

A flow of charge is called a _________

A

Current

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2
Q

Current (I) is measured in ___________ (A)

A

Amperes

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3
Q

Conventional Current flows from ___________ to _________

A

Positive

Negative

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4
Q

Electrons flow from __________ to __________

A

Negative

Positive

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5
Q

Charge flow = ?

A

Current x time

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6
Q

The unit of electrical charge is the __________

A

Coulomb (C)

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7
Q

Q = ?

A

I x t

It

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8
Q

One coulomb is the ______ transferred when a current of ____ ampere flows for one ________

A

Charge
1
Second

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9
Q

A current has the ______ value at any point in a ______, closed loop

A

Same

Single

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10
Q

In a series, the current is the ______ at all points

A

Same

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11
Q

Electrons ________ get used up

A

Don’t

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12
Q

In a parallel circuit, the current is ________ at junctions. Each branch gets a ________ of the current

A

Split

Share

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13
Q

A flow of charge is called a ___________

A

Current

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14
Q

Ammeters must be connected in parallel.

True or False?

A

False

They must be connected in series

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15
Q

Ammeters have ______ resistance

A

Low

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16
Q

In series, the total potential difference across the battery is equal to …?

A

The sum of the potential differences across the components

17
Q

In parallel, the total current is equal to …?

A

The sum of the current in each of the branches