NEET Exam Preparation Resources

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Biology Chemistry Physics

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 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 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 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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Q. If a machine does 2000 J of work in 5 seconds, what is its power? (2022)

A. 400 W
B. 200 W
C. 100 W
D. 500 W

Solution

Power (P) = Work Done / Time = 2000 J / 5 s = 400 W

Correct Answer: A — 400 W

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Q. If a material has a high shear modulus, what does it indicate about the material? (2023)

A. It is very elastic
B. It is very ductile
C. It resists shear deformation
D. It is very brittle

Solution

A high shear modulus indicates that the material resists shear deformation.

Correct Answer: C — It resists shear deformation

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