A list of eight physical quantities is given below: mass

PHYSICS · Multi-part · CBSE · Physics · Motion in a Plane · Motion in a Plane

Problem

A list of eight physical quantities is given below: mass, distance, displacement, volume of a box, electric current, velocity, speed, acceleration. Study the list and answer the following. (i) Copy the above list into your answer book and, against each quantity, write the symbol "S" if it is a scalar quantity or "V" if it is a vector quantity. (ii) For any three quantities you have marked as vectors, state clearly how their vector nature becomes evident in practical measurement or description. (iii) Briefly explain the criterion you have used to decide whether a physical quantity is a scalar or a vector.

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