Electric Circuits, Formulas, and Calculations

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

• 1 amp

• 2 amps

• 3 amps

• 4 ampls

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

• 1 amp

• 3 amps

• 5 amps

• 7 ampls

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

• 1 amp

• 4 amps

• 5 amps

• 7 ampls

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

• 1 amp

• 2 amps

• 3 amps

• 4 ampls

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

• 6 volts

• 8 volts

• 10 volts

• 12 volts

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

• 6 volts

• 8 volts

• 10 volts

• 12 volts

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

• 6 volts

• 8 volts

• 10 volts

• 12 volts

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

• 6 volts

• 8 volts

• 10 volts

• 12 volts

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

• 6 volts

• 8 volts

• 10 volts

• 12 volts

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

• 1 ohm

• 3 ohms

• 4 ohms

• 8 ohms