Sunday, 5 January 2020

SCALAR AND VECTOR QUANTITIES

◆SCALAR AND VECTOR QUANTITIES◆

●Various quantities used in mechanics may be grouped into scalars and vectors.

●A quantity is said to be scalar, if it is completely defined by its magnitude alone.

●Examples of scalars are length, area,time and mass.

●A quantity is said to be vector if it is completely defined only when its magnitude as well as
direction are specified.

●The example of vectors are displacement, velocity, acceleration, momentum, force etc.

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