Gravitation MCQs | STS IBA FPSC BPSC SPSC PPSC Mcqs Test Preparation
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Enhance your knowledge of Gravitation with advanced online physics exams designed to optimize your preparation. These resources provide a comprehensive review of basic physics concepts related to gravitational forces, potential energy, and orbital mechanics. Utilize practice tests and MCQ answers to deepen your understanding and excel in your studies. Special focus on MDCAT MCQs can give you a significant advantage in mastering gravitational principles.
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The value of the gravitational constant G is:
A. 6.67 × 10⁻¹¹ N·m²/kg²
B. 9.81 × 10⁻¹¹ N·m²/kg²
C. 8.99 × 10⁹ N·m²/kg²
D. 6.67 × 10⁻¹² N·m²/kg²
Answer: 6.67 × 10⁻¹¹ N·m²/kg²
The gravitational acceleration at the Earth’s surface is:
A. 9.8 m/s²
B. 8.9 m/s²
C. 10 m/s²
D. 11.2 m/s²
Answer: 9.8 m/s²
The gravitational potential energy of an object at a height h is:
A. mgh
B. Gm₁m₂/r
C. 1/2 mv²
D. Fh
Answer: mgh
The acceleration due to gravity on the surface of the Earth is approximately:
A. 9.81 m/s²
B. 8.9 m/s²
C. 10 m/s²
D. 9.8 m/s²
Answer: 9.81 m/s²
The gravitational force between two objects is given by which of the following equations?
A. F = G m₁ m₂ / r²
B. F = G m₁ m₂ / r
C. F = G m₁ m₂ r²
D. F = G (m₁ + m₂) / r²
Answer: F = G m₁ m₂ / r²
The acceleration due to gravity on the Moon compared to Earth is approximately:
A. One-sixth as much
B. Half as much
C. Twice as much
D. Equal to that on Earth
Answer: One-sixth as much
The force of gravity is:
A. Always attractive
B. Always repulsive
C. Repulsive at short distances
D. Attractive only at large distances
Answer: Always attractive
The formula for calculating gravitational potential energy is:
A. mgh
B. Gm₁m₂/r
C. 1/2 mv²
D. Fh
Answer: mgh
Gravitational potential energy depends on which of the following factors?
A. Mass of the object
B. Height above the reference point
C. Gravitational field strength
D. All of the above
Answer: All of the above