when does work said to be positive explain with the help of example?
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POSITIVE WORK :the work done on an object is said to be positive work when force and displacement are in same direction.
example: When an object moves on horizontal surface,force and displacement acts in forward direction. So,work done is positive.
example: When an object moves on horizontal surface,force and displacement acts in forward direction. So,work done is positive.
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the work done is said to be (+)ve if displacement is in the direction of force
for example we take some luggage and go to on stairs like that in photo
for example we take some luggage and go to on stairs like that in photo
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