1000+ Fluid Mechanics Quiz Questions and Answers Pdf - 2

Question: 6

Stream lines and path lines always coincide in case of

(A) turbulent flow

(B) uniform flow

(C) laminar flow

(D) steady flow

Question: 7

Surface tension of water

(A) is independent of temperature

(B) increases with decreases in temperature

(C) decreases with decrease in temperature

(D) none of the above

Question: 8

The most economical section of a channel is the one which

(A) gives minimum discharge for a given cross sectional area and bed slope

(B) involves lesser excavation for the designed amount of discharge

(C) has minimum wetted perimeter

(D) all the above

Question: 9

The term $${p}/{pg}$$ is known as

(A) pressure energy per unit weight

(B) pressure energy

(C) potential energy

(D) none of the above

Question: 10

The line that connects all particles passing through a point is known as

(A) streakline

(B) streamline

(C) pathline

(D) all of the above