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MBD-GRAVITATION-EXERCISE
- Define gravitational field. Give its SI unit.
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- What is the difference between gravity and gravitation?
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- How g and G are related?
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- Is the density of earth uniform throughout?
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- When a pendulum is taken to a mountain, it becomes slow, but a wrist w...
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- Imagine a spacecraft going from earth to the moon. HOw does its weight...
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- What will be the weight of a body at the centre of the earth?
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- Does the value of 'g' vary, as we move on the surface of earth?
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- Establish the relation between 'g' and 'G' .
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- Write four important properties of inertial mass.
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- What happens to the weight of a body when it is taken to a mountain pe...
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- State the universal law of gravitation.
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- Prove that the force of gravitation obeys Newton's thrid law of motion...
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- Show that intensity of gravitational field is equal to acceleration d...
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- Define gravitational potential energy. Find the expression for gravita...
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