1.

define scalar and vector quantities

Answer» Scalar Quantity : It is the physical quantity which have their own magnitude but no direction .Eg ; Distance ,Speed ,etcVector Quantity : It is the physical quantity which have their own magnitude and direction.Eg ; Velocity ,etc
Scalar Quantity:Physical quantity which has only magnitude(numerical value)is called scalar quantity. Vector Quantity:Physical quantity which has both magnitude and direction is called vector quantity.


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