Uday 2025
Physics
Gravitation
Assignment
Q1 The earth rotates about the sun in an elliptical (B) Decrease by 63%
orbit. At which point will its velocity be (C) Decrease by 83%
maximum? (D) Decrease by 89%
Q6 Force between two objects of equal masses is F.
If 25 % mass of one object is transferred to the
other object, then the new force will be
(A) F4 (B) 3F
4
(C) 15F
16
(D) F
(A) At A (B) At B
Q7 Two satellites are orbiting around the Earth in
(C) At C (D) At D
circular orbits of the same radius. The mass of
Q2 Which of the following statements is correct satellite A is five times greater than the mass of
about gravitational force? satellite B. Their periods of revolution are in the
(A) It depends upon the product of two masses ratio
(B) It depends upon the medium between the (A) 1:1 (B) 1:10
masses (C) 5:1 (D) 1:5
(C) It depends upon the separation between the
Q8 The value of 'g' at a depth of 80 km will be
two masses
(Radius of earth = 6400 km and value of 'g' on
(D) Both (A) & (C)
the surface of earth is 10 m/s²)
Q3 The dimensional formula for universal (A) 967.5 cm/s²
gravitational constant G is (B) 977.5 cm/s²
(A) [M–1L3T–2] (C) 987.5 cm/s²
(B) [M3L–1T–2] (D) 997.5 cm/s²
(C) [M–1L–3T–2]
Q9 A spring balance is graduated on sea level. If a
(D) [M–1L–3T2]
body is weighed with this balance at
Q4 The first law of Kepler is also called as consecutively increasing heights from the earth's
(A) Law of orbits surface, the weight indicated by the balance
(B) Law of periods (A) will go on increasing continuously
(C) Law of areas (B) will go on decreasing continuously
(D) Law of gravitation (C) will remain same
(D) will first increase and then decrease
Q5 If the distance between the sun and the earth is
increased to three times, then force of attraction Q10 A revolving satellite has kinetic energy (K),
between them will potential energy (V) and total energy (E). Which
(A) Remain constant of the following relation is true?
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Physics
Gravitation
Assignment
Q1 The earth rotates about the sun in an elliptical (B) Decrease by 63%
orbit. At which point will its velocity be (C) Decrease by 83%
maximum? (D) Decrease by 89%
Q6 Force between two objects of equal masses is F.
If 25 % mass of one object is transferred to the
other object, then the new force will be
(A) F4 (B) 3F
4
(C) 15F
16
(D) F
(A) At A (B) At B
Q7 Two satellites are orbiting around the Earth in
(C) At C (D) At D
circular orbits of the same radius. The mass of
Q2 Which of the following statements is correct satellite A is five times greater than the mass of
about gravitational force? satellite B. Their periods of revolution are in the
(A) It depends upon the product of two masses ratio
(B) It depends upon the medium between the (A) 1:1 (B) 1:10
masses (C) 5:1 (D) 1:5
(C) It depends upon the separation between the
Q8 The value of 'g' at a depth of 80 km will be
two masses
(Radius of earth = 6400 km and value of 'g' on
(D) Both (A) & (C)
the surface of earth is 10 m/s²)
Q3 The dimensional formula for universal (A) 967.5 cm/s²
gravitational constant G is (B) 977.5 cm/s²
(A) [M–1L3T–2] (C) 987.5 cm/s²
(B) [M3L–1T–2] (D) 997.5 cm/s²
(C) [M–1L–3T–2]
Q9 A spring balance is graduated on sea level. If a
(D) [M–1L–3T2]
body is weighed with this balance at
Q4 The first law of Kepler is also called as consecutively increasing heights from the earth's
(A) Law of orbits surface, the weight indicated by the balance
(B) Law of periods (A) will go on increasing continuously
(C) Law of areas (B) will go on decreasing continuously
(D) Law of gravitation (C) will remain same
(D) will first increase and then decrease
Q5 If the distance between the sun and the earth is
increased to three times, then force of attraction Q10 A revolving satellite has kinetic energy (K),
between them will potential energy (V) and total energy (E). Which
(A) Remain constant of the following relation is true?
Android App | iOS App | PW Website
