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OAR > OAR Resistor > Flashcards

OAR Resistor Flashcards

1
Q

The rate at which the charge flows through a conductive material is?

A

Current

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2
Q

A current can be thought of as the number of….

A

electrons passing through a point in a length of time.

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3
Q

How is a current measured?

A

Amperes (A)

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4
Q

Each unit of Amperes is measured approximately?

A

6.24 X 10^18 electrons per second,

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5
Q

Electric current carries energy much like what?

A

Moving balls carry energy.

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6
Q

The push behind electrical work and similar to gravitational potential energy is?

A

Voltage

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7
Q

What is it called when it generates a voltage?

A

Voltage Source

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8
Q

What are examples of a voltage source? (2 items)

A

Battery

Generator

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9
Q

How is voltage measured in?

A

Volts (V)

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10
Q

The amount of pressure to slow electrical current is called?

A

Resistance

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11
Q

How is electrical resistance much like friction? (2 items)

A

Resists Flow

Dissipates Energy

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12
Q

Different objects have the same resistance..

A

F Different resistance

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13
Q

An electrical component designed to have a specific resistance.

A

A resistor

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14
Q

How is resistance measured in?

A

Ohms (horse shoe like symbol)

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15
Q

If you plot the voltage of a simple circuit, the similarities of what appear?

A

Gravitational Potential Energy

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16
Q

This law explains the relationship between the voltage, current, and resistance.

A

Ohm’s Law

17
Q

What is the formula for Ohm’s Law?

A

Voltage (V) =Current (I) X Resistance (R)

18
Q

A circuit with two or more resistors on the same path.

A

Series Circuits

19
Q

The same circuit runs through both of what?

A

Resistors

20
Q

During a series circuit, what will split between the resistor?

A

Total Voltage Drop

21
Q

The resistor in series can be added together to make what?

A

An equivalent basic circuit.

22
Q

Equivalent Basic Circuit Formula

A

R-(equiv) + R_1 + R_2

OAR (6 decks)

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