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Worksheets

Electric Circuits, Formulas, and Calculations

Total questions: 14

Worksheet time: 7mins

Name
Class
Date
1.

Calculate the current (I) going through this circuit when the voltage (V) is 9.0 volts and the resistance (R) of the resistor is 3 ohms.

Use the formula I = V/R. I = 9.0 volts / 3 ohms = ??? amps or amperes

a)

1 amp

b)

2 amps

c)

3 amps

d)

4 ampls

2.

Calculate the current (I) going through this circuit when the voltage (V) is 9.0 volts and the resistance (R) of the resistor is 3 ohms.

Use the formula I = V/R. I = 9.O volts / 3 ohms = ??? amps or amperes

a)

1 amp

b)

3 amps

c)

5 amps

d)

7 ampls

3.

Calculate the current (I) going through this circuit when the voltage (V) is 8.0 volts and the resistance (R) of the resistor is 2 ohms.

Use the formula I = V/R. I = 8.0 volts / 2 ohms = ??? amps or amperes

a)

1 amp

b)

4 amps

c)

5 amps

d)

7 ampls

4.

Calculate the current (I) going through this circuit when the voltage (V) is 12.0 volts and the resistance (R) of the resistor is 6 ohms.

Use the formula I = V/R. I = 12.0 volts / 6 ohms = ??? amps or amperes

a)

1 amp

b)

2 amps

c)

3 amps

d)

4 ampls

5.

Calculate the voltage (V) going through this circuit when the current (I) is 2 amps and the resistance (R) of the resistor is 6 ohms.

Use the formula V = IR. I = 2.0 amps x 6 ohms = ??? volts

a)

6 volts

b)

8 volts

c)

10 volts

d)

12 volts

6.

Calculate the voltage (V) going through this circuit when the current (I) is 2 amps and the resistance (R) of the resistor is 5 ohms.

Use the formula V = IR. I = 2.0 amps x 5 ohms = ??? volts

a)

6 volts

b)

8 volts

c)

10 volts

d)

12 volts

7.

Calculate the voltage (V) going through this circuit when the current (I) is 2 amps and the resistance (R) of the resistor is 5 ohms.

Use the formula V = IR. I = 2.0 amps x 5 ohms = ??? volts

a)

6 volts

b)

8 volts

c)

10 volts

d)

12 volts

8.

Calculate the voltage (V) going through this circuit when the current (I) is 1 amp and the resistance (R) of the resistor is 5 ohms.

Use the formula V = IR. I = 1.0 amp x 8 ohms = ??? volts

a)

6 volts

b)

8 volts

c)

10 volts

d)

12 volts

9.

Calculate the voltage (V) going through this circuit when the current (I) is 1.5 amps and the resistance (R) of the resistor is 4 ohms.

Use the formula V = IR. I = 1.5 amps x 4 ohms = ??? volts

a)

6 volts

b)

8 volts

c)

10 volts

d)

12 volts

10.

Calculate the resistance (I) of a resistor (ohms) going through this circuit when the current (I) is 1.5 amps and the voltage (V) 6 volts.

Use the formula R = V / I. R = 6 volts / 1.5 amps = ??? ohms

a)

1 ohm

b)

3 ohms

c)

4 ohms

d)

8 ohms

11.

Calculate the resistance (R) of a resistor (ohms) going through this circuit when the current (I) is 1 amp and the voltage (V) 8 volts.

Use the formula R = V / I. R = 8 volts / 1 amp = ??? ohms

a)

1 ohm

b)

3 ohms

c)

4 ohms

d)

8 ohms

12.

Calculate the resistance (R) of a resistor (ohms) going through this circuit when the current (I) is 2 amp and the voltage (V) 12 volts.

Use the formula R = V / I. R = 12 volts / 2 amps = ??? ohms

a)

1 ohm

b)

3 ohms

c)

6 ohms

d)

8 ohms

13.

Calculate the resistance (R) of a resistor (ohms) going through this circuit when the current (I) is 2 amp and the voltage (V) 6 volts.

Use the formula R = V / I. R = 6 volts / 2 amps = ??? ohms

a)

1 ohm

b)

3 ohms

c)

6 ohms

d)

8 ohms

14.

Calculate the resistance (R) of a resistor (ohms) going through this circuit when the current (I) is 2 amp and the voltage (V) 16 volts.

Use the formula R = V / I. R = 16 volts / 2 amps = ??? ohms

a)

1 ohm

b)

3 ohms

c)

6 ohms

d)

8 ohms