Question

define following terms for body
(a) distance
(b) displacement
(c) scalar quantity
(d)vector quantity
(e) uniform motion
(f)non uniform motion
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Answer 1

Answer:

(a) distance is an actual length of the path cover by a body .

(b) displacement is the shortest path/length existing between initial and final position .

(c) quantity having only magnitude is known as scalar quantity.

(d) quantity having both magnitude and direction is known as vector quantity .

(e) an object which covered equal distance in an equal interval of time , called uniform motion.

(f) an object which covered unequal distance in equal interval of time , called non - uniform motion.

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