Deck 5: Basic Resistive Electrical Circuits

Question 1

In a parallel circuit, the total circuit resistance will be ____ the smallest branch resistance.

A) smaller than
B) larger than
C) equal to
D) greater than or equal to

Answer 1

A

Question 2

In a series circuit, which resistor will have the largest voltage drop?

A) the one with the smallest resistance
B) the one with the largest resistance
C) they will all be the same
D) the one with the median resistance

Answer 2

B

Question 3

How many paths for current flow are in a parallel circuit?

A) zero
B) one
C) two
D) two or more

Answer 3

D

Question 4

In a combination circuit, the ____ of all individual wattages will equal the total circuit wattage.

A) sum
B) difference
C) product
D) ratio

Question 5

When current and resistance are known, how do you find voltage?

A) multiply current by resistance
B) divide current by resistance
C) divide resistance by current
D) take the square root of resistance divided by current

Question 6

To find the total resistance in a series circuit, you would ____ the individual resistances.

A) add
B) subtract
C) multiply
D) take the reciprocal of the sum of

Question 7

A circuit must contain a minimum of three different elements: a power source, a complete path for current flow, and a load.

Question 8

In a parallel circuit, the ____ of the individual branch currents will equal the total circuit current.

A) difference
B) product
C) sum
D) ratio

Question 9

A series circuit can have multiple paths for current flow.

Question 10

The total resistance of a parallel circuit is equal to the reciprocal of the sum of the reciprocals of the individual resistances.

Question 11

In a circuit with light bulbs connected in parallel, if one light bulb burns out, all of the light bulbs will fail to light.

Question 12

In a series circuit, the current has the same value throughout the entire circuit.

Question 13

In a parallel circuit, the ____ across the individual branch circuits will be the same.

A) resistance
B) current
C) voltage
D) power

Question 14

To calculate the current flowing in a series circuit, divide ____ by ____.

A) resistance, voltage
B) power, resistance
C) resistance, power
D) voltage, resistance

Question 15

In a series circuit, which resistor will dissipate the most wattage?

A) the one with the smallest resistance
B) the one with the largest resistance
C) the second largest resistance
D) they will all be the same