Solution:
The distance travelled by the particle is the length of the curve ABCD.
The length of the path covered by a particle is called distance.
Assertion (A) : In the following fig. The distance travelled by the particle is the length of the
curve ABCD
Reason (R) : The length of the path covered by a particle is called distance
The distance travelled by the particle is the length of the curve ABCD.
The length of the path covered by a particle is called distance.