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Electrical theory > Quiz 3 > Flashcards

Quiz 3 Flashcards

0
Q

What is direct current?

A

A form of current electricity where the polarity of the source does not change.

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1
Q

What is the definition of current electricity?

A

A continuous flow of electrons along a directed path.

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2
Q

Measurement of quantity?

A

Coulomb, Q, C.

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3
Q

Measurement of potential?

A

Voltage, E, V.

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4
Q

Measurement of opposition?

A

Resistance, R, Ohms, Omega.

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5
Q

Measurement of rate of flow?

A

Current, I, Amps, A.

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6
Q

Measurement of energy converted?

A

Power, P, Watts, W.

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7
Q

Ohms law?

A

The current that flows in a circuit is directly proportional to the voltage of a circuit, and indirectly proportional to the opposition in the circuit.

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8
Q

Ohms law mathematically?

A

I= E/R or E= I x R

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9
Q

Power current and voltage relationship stated?

A

The power dissipated in a circuit is directly proportional to the voltage of the circuit and the current in the circuit

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10
Q

Power current and voltage relationship formula?

A

p= i x e

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11
Q

What is a series circuit?

A

A circuit where there is only only

Path for the electrons to flow from the source, to the load, and back to the source.

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12
Q

What is Kirchhoff’s voltage law? (Series)

A

The algebraic sum of the applied voltage and the voltage drop around any closed circuit is equal to zero

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13
Q

Kirchhoff’s voltage law simply given?

A

The voltage drop around any complete circuit is always equal to the applied voltage.

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14
Q

Kirchhoff’s voltage law mathematically?

A

E= I x R

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15
Q

What is the formula for current, given by Kirchhoff’s current law?

A

I1 = i2= i3…..

16
Q

Kirchhoff’s current law stated?

A

The algebraic sum of the current at any split and junction is equal to zero

17
Q

Resistance in a series circuit?

A

The total resistance in a series circuit is equal to the sum of the individual resistances

18
Q

What is a parallel circuit?

A

A circuit where each component is directed across the source.

19
Q

Definition of a parallel circuit?

A

A circuit where each component is directed across the source

20
Q

Kirchhoff’s voltage law for parallels?

A

The algebraic sum of the applied voltage and the voltage drop around any closed circuit is equal to zero.

21
Q

Kirchhoff’s voltage law for parallels simply put?

A

The voltage drop around any complete circuit is always equal to the applied voltage

22
Q

Kirchhoff’s parallel voltage law formula?

A

et= e1+ e2+ e3

23
Q

Definition of a compound circuit?

A

A type of electrical circuit which can be broken down into series portions and parallel portions

Electrical theory (6 decks)

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