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प्रश्न
The force of attraction between two unit point masses separated by a unit distance is called
पर्याय
gravitational potential
acceleration due to gravity
gravitational field
universal gravitational constant
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उत्तर
universal gravitational constant
Explanation:
F = `"G"("m"_1"m"_2)/"d"^2`
F = G, i.e., the force of attraction between two unit point masses separated by a unit distance is a universal gravitational constant.
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संबंधित प्रश्न
State whether the following statement is true or false :
The value of G on the moon is about one-sixth `(1/6)`of the value of G on the earth.
Why does the velocity of a stone thrown vertically upwards decreases?
The value of gravitational acceleration (g) is ________ at the equator.
The value of G varies from place to place.
Write scientific reason.
The value of acceleration g is greater at the pole than at the equator.
Write scientific reason.
The weight of an object varies on different planets.
At a height R above the earth's surface, the gravitational acceleration is ______.
(R = radius of earth, g = acceleration due to gravity on earth's surface.)
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) ______.
In the relation F = `"G M" "m"//"d"^2`, the quantity G
The value of acceleration due to gravity at Earth’s surface is 9.8 ms−2. The altitude above its surface at which the acceleration due to gravity decreases to 4.9 ms−2, is close to ______.
(Radius of earth = 6.4 × 106 m)
