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प्रश्न
How are g and G realated ?
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उत्तर
Acceleration due to gravity (g) is directly proportional to universal gravitational constant (G).
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संबंधित प्रश्न
Gravitational force acts on all objects in proportion to their masses. Why then, a heavy object does not fall faster than a light object?
Explain what is meant by the equation :
`g= Gxxm/r^2`
where the symbols have their usual meanings.
Name the force which pulled the apple off Isaac Newton’s tree.
An object thrown vertically upwards reaches a height of 500 m. What was its initial velocity? How long will the object take to come back to the earth? Assume g = 10 m/s2
A ball falls off a table and reaches the ground in 1 s. Assuming g=10 m/s2, calculate its speed on reaching the ground and the height of the table.
A force of 15 N acts on a body of mass 2 kg. Calculate the acceleration produced.
The value of gravitational acceleration (g) is ________.
Write a short note.
Escape Velocity
The mass and weight of an object on earth are 5 kg and 49 N respectively. What will be their values on the moon? Assume that the acceleration due to gravity on the moon is 1/6th of that on the earth.
Calculate the escape velocity on the surface of the moon given the mass and radius of the moon to be 7.34 × 1022 kg and 1.74 × 106 m respectively.
(Given: G = 6.67 × 10-11 Nm2/kg2)
