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A spring is compressed against a rigid wall. Draw a neat and labelled diagram showing the forces acting on the spring.
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The separation between two masses is reduced to half. How is the magnitude of the gravitational force between them affected?
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State the effects of a force applied on a non-rigid and a rigid body. How does the effect of the force differ in the two cases?
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Give one example in the given cases:
A force stops a moving body
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Give one example in the given cases:-
A force moves a stationary body
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Give one example in the given cases:-
A force changes the size of a body
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Give one example in the given cases:-
A force changes the shape of a body
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Give one example in the given cases:-
A force changes the shape of a body
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Define the term linear momentum. State its S.I unit.
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How is force related to the momentum of a body?
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Complete the following sentence:
Mass X change in velocity = ............x time interval.
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Complete the following sentence:
The mass of a body remains constant till the velocity of the body is ..........
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Prove the force = mass x acceleration. State the condition when it holds.
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Define Newton (the S.I unit of force)
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Define 1 kgf how is it related to Newton?
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Explain what is understood by the following statement 1 kilogram-force (kgf) - 9.8 newton
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Complete the following:
Force = mass x ............
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Complete the following
1 N = ..........dyne.
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