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Q. If a circuit has a total current of 3 A and a total resistance of 6 ohms, what is the voltage supplied by the battery?

A. 9 V
B. 6 V
C. 3 V
D. 12 V

Solution

Using Ohm's law, V = I * R, we have V = 3 A * 6 ohms = 18 V.

Correct Answer: A — 9 V

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Q. If a circuit has a total current of 5 A and a total resistance of 10 ohms, what is the voltage across the circuit?

A. 50 V
B. 5 V
C. 10 V
D. 2 V

Solution

Using Ohm's law, V = I * R, we have V = 5 A * 10 ohms = 50 V.

Correct Answer: A — 50 V

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Q. If a circuit has a total current of 5A and a total resistance of 10Ω, what is the total voltage supplied by the battery?

A. 25V
B. 50V
C. 75V
D. 100V

Solution

Using Ohm's Law, V = I * R = 5A * 10Ω = 50V.

Correct Answer: B — 50V

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Q. If a circuit has a total power of 100W and a voltage of 50V, what is the current flowing through the circuit? (2023)

A. 1A
B. 2A
C. 3A
D. 4A

Solution

Using the power formula P = VI, I = P/V = 100W/50V = 2A.

Correct Answer: B — 2A

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Q. If a circuit has a total resistance of 10 ohms and a current of 3 A flows through it, what is the voltage across the circuit? (2020)

A. 30 V
B. 10 V
C. 3 V
D. 0.3 V

Solution

Using Ohm's law, V = I × R = 3 A × 10 Ω = 30 V.

Correct Answer: A — 30 V

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Q. If a circuit has a total resistance of 10 ohms and a total voltage of 50V, what is the total current?

A. 5 A
B. 10 A
C. 2 A
D. 0.5 A

Solution

Using Ohm's law, I = V/R = 50V / 10 ohms = 5 A.

Correct Answer: A — 5 A

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Q. If a circuit has a total resistance of 10Ω and a current of 1.5A, what is the voltage supplied by the battery?

A. 15V
B. 10V
C. 5V
D. 20V

Solution

Using Ohm's Law, V = I * R = 1.5A * 10Ω = 15V.

Correct Answer: A — 15V

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Q. If a circuit has a total resistance of 10Ω and a current of 2A flowing through it, what is the total voltage supplied by the battery?

A. 5V
B. 10V
C. 15V
D. 20V

Solution

Using Ohm's Law, V = I * R = 2A * 10Ω = 20V.

Correct Answer: B — 10V

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Q. If a circuit has a total resistance of 10Ω and a current of 2A flowing through it, what is the voltage across the circuit?

A. 5V
B. 10V
C. 20V
D. 15V

Solution

Using Ohm's Law, V = I * R = 2A * 10Ω = 20V.

Correct Answer: C — 20V

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Q. If a circuit has a total resistance of 10Ω and a current of 2A, what is the total voltage supplied by the battery?

A. 10V
B. 20V
C. 30V
D. 40V

Solution

Using Ohm's Law, V = I * R = 2A * 10Ω = 20V.

Correct Answer: B — 20V

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Q. If a circuit has a total resistance of 10Ω and a current of 3A, what is the total voltage supplied by the battery?

A. 10V
B. 20V
C. 30V
D. 40V

Solution

Using Ohm's Law, V = I * R = 3A * 10Ω = 30V.

Correct Answer: C — 30V

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Q. If a circuit has a total resistance of 10Ω and a current of 3A, what is the voltage across the circuit? (2021)

A. 10V
B. 20V
C. 30V
D. 40V

Solution

Using Ohm's law, V = I * R = 3A * 10Ω = 30V.

Correct Answer: C — 30V

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Q. If a circuit has a total resistance of 10Ω and a current of 5A, what is the total voltage supplied by the battery?

A. 10V
B. 20V
C. 30V
D. 50V

Solution

Using Ohm's Law, V = I * R = 5A * 10Ω = 50V.

Correct Answer: B — 20V

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Q. If a circuit has a total resistance of 12 ohms and a current of 3A flows through it, what is the voltage across the circuit?

A. 24V
B. 36V
C. 12V
D. 18V

Solution

Using Ohm's law, V = I * R = 3A * 12 ohms = 36V.

Correct Answer: B — 36V

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Q. If a circuit has a total resistance of 12Ω and a current of 1.5A flowing through it, what is the total voltage supplied by the battery?

A. 18V
B. 12V
C. 6V
D. 9V

Solution

Using Ohm's Law, V = I * R = 1.5A * 12Ω = 18V.

Correct Answer: A — 18V

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Q. If a circuit has a total resistance of 12Ω and a current of 1.5A flows through it, what is the total voltage supplied by the battery?

A. 18V
B. 12V
C. 6V
D. 24V

Solution

Using Ohm's Law, V = I * R = 1.5A * 12Ω = 18V.

Correct Answer: A — 18V

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Q. If a circuit has a total resistance of 12Ω and a current of 1.5A flows through it, what is the voltage across the circuit? (2022)

A. 18V
B. 12V
C. 15V
D. 10V

Solution

Using Ohm's law, V = IR = 1.5A * 12Ω = 18V.

Correct Answer: A — 18V

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Q. If a circuit has a total resistance of 12Ω and a current of 1.5A, what is the voltage across the circuit? (2021)

A. 18V
B. 12V
C. 15V
D. 10V

Solution

Using Ohm's law, V = IR = 1.5A * 12Ω = 18V.

Correct Answer: A — 18V

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Q. If a circuit has a total resistance of 12Ω and a current of 2A, what is the total voltage in the circuit? (2023)

A. 12V
B. 24V
C. 36V
D. 48V

Solution

Using Ohm's law, V = I * R = 2A * 12Ω = 24V.

Correct Answer: B — 24V

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Q. If a circuit has a total resistance of 12Ω and a current of 2A, what is the voltage across the circuit? (2020)

A. 12V
B. 24V
C. 6V
D. 18V

Solution

Using Ohm's law, V = I * R = 2A * 12Ω = 24V.

Correct Answer: B — 24V

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Q. If a circuit has a total resistance of 12Ω and a current of 3A flows through it, what is the voltage across the circuit? (2020)

A. 36V
B. 12V
C. 4V
D. 24V

Solution

Using Ohm's law, V = IR = 3A * 12Ω = 36V.

Correct Answer: A — 36V

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Q. If a circuit has a total resistance of 12Ω and a current of 3A, what is the voltage supplied by the battery?

A. 36V
B. 24V
C. 12V
D. 9V

Solution

Using Ohm's Law, V = I * R = 3A * 12Ω = 36V.

Correct Answer: A — 36V

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Q. If a circuit has a total resistance of 12Ω and a current of 3A, what is the voltage across the circuit? (2023)

A. 24V
B. 36V
C. 12V
D. 9V

Solution

Using Ohm's law, V = I * R = 3A * 12Ω = 36V.

Correct Answer: B — 36V

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Q. If a circuit has a total resistance of 12Ω and a current of 4A, what is the voltage across the circuit? (2023)

A. 48V
B. 36V
C. 24V
D. 12V

Solution

Using Ohm's law, V = IR = 4A * 12Ω = 48V.

Correct Answer: A — 48V

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Q. If a circuit has a total resistance of 5Ω and a current of 2A, what is the voltage across the circuit? (2022)

A. 10V
B. 5V
C. 2V
D. 1V

Solution

Using Ohm's law, V = I * R = 2A * 5Ω = 10V.

Correct Answer: A — 10V

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Q. If a circuit has a total resistance of 5Ω and a current of 3A flows through it, what is the voltage across the circuit?

A. 10V
B. 15V
C. 20V
D. 25V

Solution

Using Ohm's law, V = I * R = 3A * 5Ω = 15V.

Correct Answer: B — 15V

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Q. If a circuit has a total resistance of 5Ω and a current of 3A, what is the voltage across the circuit?

A. 10V
B. 15V
C. 5V
D. 20V

Solution

Using Ohm's law, V = I * R = 3A * 5Ω = 15V.

Correct Answer: B — 15V

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Q. If a circuit has a total resistance of 8Ω and a current of 2A flows through it, what is the voltage across the circuit? (2020)

A. 4V
B. 8V
C. 12V
D. 16V

Solution

Using Ohm's law, V = I * R = 2A * 8Ω = 16V.

Correct Answer: B — 8V

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Q. If a circuit has a total resistance of 8Ω and a current of 4A, what is the voltage across the circuit? (2023)

A. 32V
B. 24V
C. 16V
D. 12V

Solution

Using Ohm's law, V = IR = 4A * 8Ω = 32V.

Correct Answer: A — 32V

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Q. If a circuit has a total voltage of 10V and a total current of 2A, what is the total resistance in the circuit?

A. 5Ω
B. 10Ω
C. 15Ω
D. 20Ω

Solution

Using Ohm's Law (R = V/I), total resistance R = 10V/2A = 5Ω.

Correct Answer: A — 5Ω

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Major Competitive Exams

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