question_answer

Consider the following statements:

(1) Streak line indicates instantaneous position of particles of fluid passing through a point.

(2) Streamlines are paths traced by a fluid particle with constant velocity.

(3) Fluid particles cornot cross streamlines irrespective of the type of flow.

(4) Streamlines converge as the fluid is accelerated, and diverge when retarded.

Which of these statements are correct?

A) 1 and 4            

B) 1, 3 and 4

C) 1, 2, and 4                    

D) 2 and 3