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प्रश्न
______ is used to change the speed of the car.
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उत्तर
Acceleration is used to change the speed of the car.
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संबंधित प्रश्न
Is the acceleration due to gravity of earth ‘g’ a constant ? Discuss.
The radius of planet A is half the radius of planet B. If the mass of A is MA, what must be the mass of B so that the value of g on B is half that of its value on A?
The value of gravitational acceleration (g) is ______ at the equator.
The mass of the moon is `1/81` of the mass of the earth. Its diameter is `1/3.7` of that of the earth. If acceleration due to gravity on the surface of the earth is 9.8 m/s2, then the acceleration due to gravity on the surface of the moon.
The radius of the orbit of a geostationary satellite is (mean radius of the earth R, angular velocity about an axis in ω and acceleration due to gravity on earth's surface is (g) ______.
The force of attraction between two unit point masses separated by a unit distance is called
A central particle M is surrounded by a square array of other particles, separated by either distanced or distance d/2 along the perimeter o the square. The magnitude of the gravitational force on the central particle due to the other particles is ______.

The depth 'd' at which the value of acceleration due to gravity becomes `"I"/"n"` times the value at the earth's surface is ______. (R = radius of earth)
If the surface is smooth, the acceleration of the block m2 will be ______.

When equating the gravitational force with Newton's Second Law force to derive g, which term cancels out?
