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EE Ch. 9 Parallel Circuits Q

Total questions: 25

Worksheet time: 13mins

Name
Class
Date
1.

Describe a parallel circuit:

a)

Multiple paths for electron flow

b)

Only one path for electron flow

c)

Current is the same at every location

d)

Resistance is the sum of all individual resistor values in the circuit

2.

The ways an electrical circuit can be constructed are:

a)

series

b)

combination of both series and parallel

c)

parallel

d)

elctro-magnetic

3.

A type of circuit that only has one path for electrons to flow through the devices wired in the circuit.

a)

series

b)

parallel

c)

Electromagnetic

d)

combination circuit

4.

The voltage in a ________ circuit is ________ the source voltage.

a)

parallel, equal to

b)

parallel, less than

c)

series, equal to

d)

series, less than

5.

If two or more components are connected to the source in parallel, the voltage drop across each component is ________ the source voltage

a)

equal

b)

less than

c)

greater than

d)

different

6.

The total ______ is equal to any individual _____ drop in the parallel circuit.

a)

voltage

b)

resistance

c)

current

d)

power

7.

Kirchhoff’s current law states that the algebraic sum of ______ currents entering any point will equal ____ the currents leaving that point.

a)

all

b)

two

c)

one

d)

five

8.

______ current law states that the algebraic sum of all currents entering any point will equal the sum of all currents leaving that point.

a)

James'

b)

Kirchhoff's

c)

Ohm's

d)

Watt's

9.

__________ states that the voltage or potential difference between two points is directly proportional to the current or electricity passing through the resistance, and directly proportional to the resistance of the circuit.

a)

Zeke's Law

b)

Kirchhoff's

c)

Ohm's Law

d)

Watt's Law

10.

__________ describes the relationship between power, voltage, and current in an electrical circuit. It states that power (P) is equal to the product of voltage (V) and current (I), expressed as P = V * I

a)

Zeke's Law

b)

Kirchhoff's

c)

Ohm's Law

d)

Watt's Law

11.

The total _______ in a parallel circuit is equal to the sum of the individual __________ caused by each individual resistance.

a)

power

b)

voltage

c)

resistance

d)

current

12.

The voltage applied to each component is equal to the source voltage in a parallel circuit.

a)

True

b)

False

13.

The total circuit amperes of a parallel circuit is equal to the sum total of the individual branch currents.

a)

True

b)

False

14.

When resistors are connected in a parallel circuit, the total resistance of the parallel circuit is always ______ the smallest resistance in the parallel group

a)

the same as

b)

equal to

c)

greater than the

d)

less than the

15.

If a 6 ohm and a 4 ohm resistor are connected in parallel, the total resistance will be less than _______.

a)

2 ohms

b)

4 ohms

c)

6 ohms

d)

10 ohms

16.

In a parallel circuit, you can calculate resistance using these methods:

a)

Product over sum method

b)

Reciprocal method

c)

Equal resistances method

d)

The graph method

17.

In a parallel circuit, the formula attached describes how to calculate resistance using:

a)

Product over sum method

b)

Reciprocal method

c)

Equal resistances method

d)

The graph method

18.

In a parallel circuit, the formula attached describes how to calculate resistance using:

a)

Product over sum method

b)

Reciprocal method

c)

Equal resistances method

d)

The graph method

19.

The _________ for calculating resistance in a parallel circuit is not considered to be very accurate, but it is a quick and easy method to check your work.

a)

Product over sum method

b)

Reciprocal method

c)

Equal resistances method

d)

The graph method

20.

The __________ is used as a quick way to solve for the total resistance when there are two resistances of unequal value connected in parallel.

a)

Product over sum method

b)

Reciprocal method

c)

Equal resistances method

d)

The graph method

21.

The ______________ can be used to find the total circuit resistance when there are three or more resistances connected in parallel.

a)

Product over sum method

b)

Reciprocal method

c)

Equal resistances method

d)

The graph method

22.

The image attached describes how to calculate resistance using _________ in a parallel circuit.

a)

Product over sum method

b)

Reciprocal method

c)

Equal resistances method

d)

The graph method

23.

The image attached describes how to calculate resistance using the graph method in a parallel circuit. What is the estimated resistance value?

a)

12 ohms

b)

10 ohms

c)

5.45 ohms

d)

22 ohms

24.

When a parallel circuit consists of two or more resistors of equal value, the total resistance is equal to the value of any one resistor divided by the total number of equal resistors in the parallel circuit.

a)

True

b)

False

25.

The ______ consumed in a parallel circuit is equal to the sum of all the individual powers in the circuit.

a)

total power

b)

resistance

c)

current

d)

voltage.