Why work is a scalar quantity
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we know...W= F. s
where F is the force and s is the displacement. Force and displacement are vector quantities.
Dot product of two vector quantities gives a scalar quantity which has no direction. (rule of vector multiplication says this.)....
therefore work is a scalar quantity.
where F is the force and s is the displacement. Force and displacement are vector quantities.
Dot product of two vector quantities gives a scalar quantity which has no direction. (rule of vector multiplication says this.)....
therefore work is a scalar quantity.
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