Gravitation MCQs | STS IBA FPSC BPSC SPSC PPSC Mcqs Test Preparation
Master Gravitation with Expert Online Physics Exams
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The value of the gravitational constant G is used to calculate:
A. Gravitational force between two masses
B. Electrical forces
C. Speed of light
D. Magnetic forces
Answer: Gravitational force between two masses
The escape velocity of an object from the surface of Earth is approximately:
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 on the Moon is:
A. 1.6 m/s²
B. 9.81 m/s²
C. 3.7 m/s²
D. 12.0 m/s²
Answer: 1.6 m/s²
The gravitational force between two masses is inversely proportional to the:
A. Square of the distance between them
B. Distance between them
C. Cube of the distance between them
D. Fourth power of the distance between them
Answer: Square of the distance between them
The value of the gravitational constant G is used to calculate the:
A. Gravitational force between two objects
B. Speed of sound
C. Electrical force between charges
D. Magnetic force between poles
Answer: Gravitational force between two objects
The gravitational acceleration on the surface of Earth 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 gravitational acceleration on Jupiter is approximately:
A. 24.79 m/s²
B. 9.81 m/s²
C. 15.0 m/s²
D. 8.9 m/s²
Answer: 24.79 m/s²
The gravitational potential energy of an object of mass m at height h above the Earth’s surface is:
A. mgh
B. Gm₁m₂ / r
C. 1/2 mv²
D. Fh
Answer: mgh
The gravitational force between two objects is given by:
A. G m₁ m₂ / r²
B. G m₁ m₂ / r
C. G m₁ m₂
D. G / (m₁ m₂)
Answer: G m₁ m₂ / r²