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Q. If a charge of +1 µC is placed in an electric field of 1000 N/C, what is the force experienced by the charge? (2019)

A. 0.001 N
B. 1 N
C. 10 N
D. 0.1 N

Solution

Force F = qE = (1 × 10^-6 C) * (1000 N/C) = 0.001 N.

Correct Answer: A — 0.001 N

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Q. If a charge of +10 μC is placed in an electric field of strength 200 N/C, what is the force experienced by the charge? (2019)

A. 200 N
B. 2 N
C. 20 N
D. 0.5 N

Solution

Force F = qE = (10 × 10^-6 C) * (200 N/C) = 2 N.

Correct Answer: C — 20 N

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Q. If a circuit has a 12V battery and a total resistance of 3Ω, what is the power consumed by the circuit? (2023)

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

Solution

Power P = V^2/R = 12^2/3 = 144/3 = 48W.

Correct Answer: B — 24W

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Q. If a circuit has a current of 3 A and a resistance of 4 ohms, what is the power consumed? (2020)

A. 12 W
B. 7 W
C. 15 W
D. 9 W

Solution

Power (P) is calculated using P = I^2 * R = (3 A)^2 * 4 ohms = 12 W.

Correct Answer: A — 12 W

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Q. If a circuit has a current of 3 A and a resistance of 4 Ω, what is the power consumed? (2020)

A. 12 W
B. 7 W
C. 3 W
D. 1 W

Solution

Power (P) can be calculated using P = I² × R = (3 A)² × 4 Ω = 12 W.

Correct Answer: A — 12 W

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Q. If a circuit has a current of 5 A and a resistance of 10 ohms, what is the voltage across the circuit? (2019)

A. 15 V
B. 50 V
C. 5 V
D. 10 V

Solution

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

Correct Answer: B — 50 V

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Q. If a circuit has a current of 5A and a resistance of 10Ω, what is the voltage across the resistor? (2022)

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 resistance of 12Ω and a current of 3A, what is the power consumed in the circuit? (2022)

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

Solution

Power (P) can be calculated using the formula P = I^2 * R = (3A)^2 * 12Ω = 36W.

Correct Answer: A — 36W

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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 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 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, 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 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 voltage of 24V and a total resistance of 6Ω, what is the current flowing through the circuit? (2023)

A. 4A
B. 6A
C. 8A
D. 2A

Solution

Using Ohm's law, I = V/R = 24V/6Ω = 4A.

Correct Answer: A — 4A

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Q. If a circuit has a total voltage of 24V and a total resistance of 6Ω, what is the total current? (2020)

A. 2A
B. 4A
C. 6A
D. 8A

Solution

Using Ohm's law, I = V/R = 24V/6Ω = 4A.

Correct Answer: B — 4A

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Q. If a circuit has a total voltage of 24V and a total resistance of 6Ω, what is the total current flowing through the circuit? (2023)

A. 2A
B. 4A
C. 6A
D. 8A

Solution

Using Ohm's law, I = V/R = 24V/6Ω = 4A.

Correct Answer: B — 4A

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Q. If a circuit has a total voltage of 24V and a total resistance of 8Ω, what is the total current? (2020)

A. 3A
B. 2A
C. 4A
D. 6A

Solution

Using Ohm's law, I = V/R = 24V/8Ω = 3A.

Correct Answer: C — 4A

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Q. If a circuit has a total voltage of 24V and a total resistance of 8Ω, what is the total current flowing through the circuit? (2023)

A. 3A
B. 2A
C. 4A
D. 6A

Solution

Using Ohm's law, I = V/R = 24V/8Ω = 3A.

Correct Answer: C — 4A

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Q. If a circuit has a voltage of 12 V and a resistance of 3 ohms, what is the current flowing through the circuit? (2022)

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

Solution

Using Ohm's law (I = V/R), I = 12 V / 3 Ω = 4 A.

Correct Answer: A — 4 A

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Q. If a circuit has a voltage of 24V and a current of 3A, what is the resistance? (2022)

A. 4Ω
B. 6Ω
C. 8Ω
D. 12Ω

Solution

Using Ohm's Law, R = V / I = 24V / 3A = 8Ω.

Correct Answer: B — 6Ω

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Q. If a circuit has a voltage of 24V and a current of 6A, what is the resistance? (2022)

A. 2Ω
B. 4Ω
C. 6Ω
D. 8Ω

Solution

Using Ohm's Law, R = V/I = 24V / 6A = 4Ω.

Correct Answer: D — 8Ω

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Q. If a force of 10 N is applied to a mass of 2 kg, what will be the acceleration of the mass? (2019)

A. 2 m/s²
B. 5 m/s²
C. 10 m/s²
D. 20 m/s²

Solution

Using F = ma, a = F/m = 10 N / 2 kg = 5 m/s².

Correct Answer: B — 5 m/s²

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Q. If a force of 10 N moves an object 5 m in the direction of the force, what is the work done? (2020)

A. 50 J
B. 10 J
C. 5 J
D. 25 J

Solution

Work Done (W) = Force (F) * Distance (d) = 10 N * 5 m = 50 J

Correct Answer: A — 50 J

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Q. If a force of 15 N is applied to a 3 kg object, what is the object's acceleration? (2023)

A. 3 m/s²
B. 5 m/s²
C. 7 m/s²
D. 10 m/s²

Solution

Using F = ma, a = F/m = 15 N / 3 kg = 5 m/s².

Correct Answer: B — 5 m/s²

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Q. If a force of 50 N is applied to a 25 kg object, what is the acceleration of the object? (2022)

A. 1 m/s²
B. 2 m/s²
C. 3 m/s²
D. 4 m/s²

Solution

Using F = ma, a = F/m = 50 N / 25 kg = 2 m/s².

Correct Answer: B — 2 m/s²

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Q. If a force of 50 N is applied to a 25 kg object, what is the resulting acceleration? (2022)

A. 1 m/s²
B. 2 m/s²
C. 3 m/s²
D. 4 m/s²

Solution

Acceleration = Force / Mass = 50 N / 25 kg = 2 m/s².

Correct Answer: B — 2 m/s²

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Q. If a force of 50 N is applied to a 25 kg object, what will be its acceleration? (2022)

A. 1 m/s²
B. 2 m/s²
C. 3 m/s²
D. 4 m/s²

Solution

Acceleration = Force / Mass = 50 N / 25 kg = 2 m/s².

Correct Answer: B — 2 m/s²

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Q. If a machine does 200 J of work in 10 seconds, what is its power? (2022)

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

Solution

Power (P) = Work / Time = 200 J / 10 s = 20 W

Correct Answer: A — 20 W

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Q. If a machine does 200 J of work in 5 seconds, what is its power? (2022)

A. 40 W
B. 50 W
C. 20 W
D. 30 W

Solution

Power (P) = Work Done (W) / Time (t) = 200 J / 5 s = 40 W

Correct Answer: B — 50 W

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Physics

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