Gravitation MCQs | STS IBA FPSC BPSC SPSC PPSC Mcqs Test Preparation
Master Gravitation with Expert Online Physics Exams
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 gravitational acceleration on the Moon is approximately:
A. 1.6 m/s²
B. 9.8 m/s²
C. 3.7 m/s²
D. 12.0 m/s²
Answer: 1.6 m/s²
The gravitational field strength at the Earth’s surface is approximately:
A. 9.81 m/s²
B. 8.9 m/s²
C. 10 m/s²
D. 11.2 m/s²
Answer: 9.81 m/s²
The escape velocity from the Earth’s surface is:
A. 11.2 km/s
B. 7.9 km/s
C. 5.0 km/s
D. 12.3 km/s
Answer: 11.2 km/s
The acceleration due to gravity at a height h above the Earth’s surface is:
A. g / (1 + h/R)²
B. g / (1 – h/R)²
C. g * (1 + h/R)
D. g * (1 – h/R)
Answer: g / (1 + h/R)²
The gravitational potential energy at a height h above the Earth’s surface is:
A. mgh
B. Gm₁m₂ / r
C. 1/2 mv²
D. Fh
Answer: mgh
If the distance between two masses is doubled, the gravitational force between them becomes:
A. One-fourth
B. One-half
C. Double
D. Four times
Answer: One-fourth
The gravitational constant G has units of:
A. N·m²/kg²
B. N·m/kg
C. m²/kg
D. N·kg²/m²
Answer: N·m²/kg²
The force of gravity between two objects is inversely proportional to:
A. The square of the distance between them
B. The distance between them
C. The product of their masses
D. The sum of their masses
Answer: The square of the distance between them
The gravitational constant G is used to:
A. Calculate gravitational force between two masses
B. Determine the speed of light
C. Measure electrical forces
D. Find magnetic forces
Answer: Calculate gravitational force between two masses