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प्रश्न
What is the value of gravitational constant G (i) on the earth, and (ii) on the moon ?
उत्तर
i. Value of gravitational constant on the earth is 6.67×10−11 m3 kg−1 s−2
ii. Value of gravitational constant on the Moon is 6.67×10−11 m3 kg−1 s−2
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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.
Fill in the following blank with suitable word :
The value of g on the earth is about………………. of that on the moon.
If the value of g suddenly becomes twice its value, it will become two times more difficult to pull a heavy object along the floor. Why?
Why does the velocity of a stone thrown vertically upwards decreases?
Write scientific reason.
The value of gravitational acceleration (g) decreases as we go above the Earth's surface.
Write scientific reason.
The value of g at the centre of the earth is zero.
When the value of acceleration due to gravity 'g' becomes `(g/3)` above the earth's surface at height 'h' then relation between 'h' and 'R' is ______.
R =radius of the earth
A wire AB is carrying steady current 'I1' and is kept on the table. Another wire CD carrying current 'I2' is held parallel and directly above AB at a distance 'r'. When wire CD is left free and it remains suspended at its position, its mass per unit length is (g =acceleration due to gravity) ____________.
The value of gravitational acceleration g at a height h above the earth's surface is `"g"/4`, then ______. (R = radius of earth)
The difference in the acceleration due to gravity at the pole and equator is ______.
(g = acceleration due to gravity, R = radius of the earth; θ = latitude, ω = angular velocity, cos0° = 1, cos90° = 0)
