engineering recuitment BARC Stipendiary Trainee Category II 2023 Mock Test Physics Motion in a Straight Line Instantaneous velocity and speed
In a two dimensional motion, instantaneous speed v0 is a positive constant. Then which of the following are necessarily true?
1
The average velocity is not zero at any time.
2
Average acceleration must always vanish.
3
Displacements in equal time intervals are equal.
4
Equal path lengths are traversed in equal intervals.