Question 1

What is the relationship between current and voltage?

Accepted Answer

As current increases, voltage increases

Answer

As current decreases, voltage increases

Answer

As current increases, voltage decreases

Answer

As current increases, voltage remains the same

Question 2

What is the relationship between voltage and resistance

Accepted Answer

As voltage increases, resistance decreases

Answer

As voltage increases, resistance stays the same

Answer

As voltage increases, resistance increases

Answer

As voltage decreases, resistance decreases.

Question 3

What is the definition of electric power?

Accepted Answer

the rate at which electrical energy is converted into other forms of energy

Answer

the rate at which other forms of energy is changed into electrical energy

Answer

the rate at which electrical energy stays on

Answer

the rate at which electrical energy improves

Question 4

Which of the following is a unit of power?

Accepted Answer

kilowatt

Answer

ohms

Answer

volt

Answer

amp

Question 5

What measurements are used in calculations involving both ohm's law and electric power?

Accepted Answer

current and voltage

Answer

current and resistance

Answer

resistance only

Answer

resistance and voltage

Question 6

What is the ratio of voltage to current called

Accepted Answer

resistance

Answer

static

Answer

energy

Answer

charges

Question 7

Why does a 60W bulb give off more light than a 40W bulb?

Accepted Answer

because the 60W bulb uses more energy more quickly than the 40W bulb

Answer

because the 60W bulb is bigger than the 40W bulb

Answer

because the 40W bulb uses more energy more quickly than the 60W bulb

Answer

because the 40W bulb is bigger than the 60W bulb

Question 8

A light bulb has a current of 13A flowing through it and the voltage is twice the amount of the current. What is the voltage on the light bulb?

Accepted Answer

26V

Answer

15V

Answer

11V

Answer

6.5V

Question 9

A current of 3A passes through a wire that has a resistance that is 3 times the amount of current. What is the voltage?

Accepted Answer

9V

Answer

1V

Answer

3V

Answer

6V

Question 10

The equation E=Pxt is used for which calculation?

Accepted Answer

Electrical energy

Answer

Electrode potential

Answer

Electrostatic friction.

Answer

Electric power

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