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102 bytes removed ,  10:25, 16 February 2016
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What happens when force is applied to a marble? If a marble moves then e say work is done. What happens when force is applied to a wall? If wall is not moved then the work is not done. Work is said to be done when the point of application of a force moves.  The work done by the force on a body depends on two factor, magnitude of the force and distance that the body moves.  
 
What happens when force is applied to a marble? If a marble moves then e say work is done. What happens when force is applied to a wall? If wall is not moved then the work is not done. Work is said to be done when the point of application of a force moves.  The work done by the force on a body depends on two factor, magnitude of the force and distance that the body moves.  
 
i.e. Work = Force * Distance
 
i.e. Work = Force * Distance
  =mathematics=
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  ==quadrilaterals==
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===meaning of quadrilaterals===
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===types of quadrilaterals===
 
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