engineering recuitment Gujarat Metro JE Mock Test 2023 Fluid Mechanics Fluid Kinematics Type of Flow
Consider the following statements regarding a path line in fluid flow
1. A path line is a line traced by a single particle over a time interval.
2. A path line shows the positions of the same particle at successive time instants.
3. A path line shows the instantaneous positions of a number of particles, passing through a common point, at some previous time instants.
Which of the statements given above are correct?
1
1 and 3
2
1 and 2
3
2 and 3
4
1, 2 and 3