Quiz 5 Flashcards
The Series Circuit
Which of the following is not a basic rule that applies to a series circuit?
a. Current is the same wherever it is measured in the circuit.
b. The total power is the sum of the individual circuit watt dissipations.
c. The total resistance of the circuit is the sum of all of the individual resistor values.
d. The total voltage of the circuit is the sum of all the component voltage values in the circuit.
e. The total current is added for each circuit component.
e. The total current is added for each circuit component.
To solve for an unknown value, a person must know three of the four possible values (resistance, voltage, current, power) for the component.
True or False?
False.
Always use the Ohm’s Law/Watt’s Law chart for the correct formula.
True or False?
True.
When solving unknown values in a series circuit, a person should always double check his or her work using Ohm’s Law.
True or False?
True.
In some instances, it is not possible to solve for an unknown value; in these instances, an estimated value will need to be used.
True or False?
False?
When the total current and total voltage is known, what formula is used to solve for total resistance?
a. Rₜ = Iₜ + Eₜ
b. Rₜ = Iₜ × Eₜ
c. Rₜ = Iₜ / Eₜ
d. Rₜ = Eₜ / Iₜ
d. Rₜ = Eₜ / Iₜ
What equation represents the rule for total voltage in a series circuit?
a. Eₜ = E₁ + E₂ + E₃ + ….Eₙ
b. Eₜ = R / I
c. Eₜ = E₁ - E₂ - E₃ - ….Eₙ
d. Eₜ = I / R
a. Eₜ = E₁ + E₂ + E₃ + ….Eₙ
What equation represents the rule for total resistance in a series circuit?
a. Rₜ = E / P
b. Rₜ = R₁ / R₂
c. Rₜ = R₁ × R₂ × R₃… × Rₙ
d. Rₜ = R₁ +R₂ + R₃… + Rₙ
d. Rₜ = R₁ +R₂ + R₃… + Rₙ
What equation represents the rule for total current in a series circuit?
a. Iₜ = Rₜ / Pₜ
b. Iₜ = I₁ = I₂ = I₃… × Iₙ
c. Iₜ = I₁ + I₂ + I₃… + Iₙ
d. Iₜ = Eₜ / Pₜ
b. Iₜ = I₁ = I₂ = I₃… × Iₙ
What equation represents the rule for total power in a series circuit?
a. Pₜ = Iₜ / Eₜ
b. Pₜ = Eₜ + Iₜ
c. Pₜ = Eₜ - Iₜ
d. Pₜ = Eₜ × Iₜ
d. Pₜ = Eₜ × Iₜ
How many values of a component are needed to use Ohm’s Law to solve for an unknown value?
a. 1
b. 2
c. 3
d. 4
b. 2
When working with a series circuit, Ohm’s Law formulas can be manipulated to double check the work.
True or False?
True.
In many series circuits, a single value may represent the value for other components in a circuit.
True or False?
True.
