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9th Class - Physics | Chapter: Gravitation MCQs
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(A) have same velocities at any instant
(B) have different acceleration
(C) experience forces of same magnitude
(D) undergo a change in their inertia
(A) More than that exerted by the moon
(B) Same as that exerted by the moon
(C) Less than that exerted by the moon
(D) Not related to that exerted by the moon
(A) is same on equator and poles
(B) is least on poles
(C) is least on equator
(D) increases from pole to equator
(A) F/4
(B) F/2
(C) F
(D) 2F
(A) will continue to move in the circular path
(B) will move along a straight line towards the centreof the circular path
(C) will move along a straight line tangential to the circular path
(D) will move along a straight line perpendicular to the circular path away from the boy
(A) kg/cm
(B) unitless
(C) kg/cm
(D) kg/m³
(A) d1 > d2 > d3
(B) d1 > d2 < d3
(C) d1 < d2 > d3
(D) d1 < d2 < d3
(A) It will float on the surface of water
(B) It will float fully submerged in the liquid
(C) It will sink in the liquid
(D) It will float partially submerged in the liquid
(A) depends on the value ofg at the place of observation
(B) is used only when the Earth is one of the two masses
(C) is greatest at the surface of the Earth
(D) is universal constant of nature
(A) the Earth and a point mass only
(B) the Earth and Sun only
(C) any two bodies having some mass
(D) two charged bodies only
(A) It will spread the force of the bag over the large area of the shoulder of the child producing large pressure
(B) It will spread the force of the bag over the large area of the shoulder of the child producing less pressure
(C) It has become a trend among the students to carry the bags with wide strips
(D) It will spread the force of the bag over the small area of the shoulder of the child producing less pressure
(A) depends on mass of Earth only
(B) depends on radius of Earth only
(C) depends on both mass and radius of Earth
(D) is independent of mass and radius of the Earth
(A) 14 times
(B) 4 times
(C) 12 times
(D) unchanged
(A) 4.9 m/s²
(B) 6 m/s²
(C) 8 m/s²
(D) 9.8 m/s²
(A) gravity
(B) wind
(C) clouds
(D) Earth’s magnetic field
(A) gravitational potential
(B) acceleration due to gravity
(C) gravitational field
(D) universal gravitational constant
(A) zero
(B) infinite
(C) R times the weight at the surface of the Earth
(D) 1/R² times the weight at surface of the Earth
(A) 2 N
(B) 8 N
(C) 10 N
(D) 12 N
(A) maximum when length and breadth form the base
(B) maximum when breadth and width form the base
(C) maximum when width and length form the base
(D) the same in all the above three cases
(A) Centripetal force
(B) Magnetic force
(C) Electrostatic force
(D) Force of gravitation
(A) F1 is very much greater than F2
(B) F2 is very much greater than F1
(C) F1 is only a little greater than F2
(D) F1 and F1 are equal
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