Top 350+ Solved Hydraulics and Fluid Mechanics MCQ Questions Answer
Q. The ratio of the inertia force to the gravity force is called Froud's number.
a. Agree
b. Disagree
Q. When the corfficient of discharge (Cd) is 0.623, then the general equation for discharge over a rectangular weir is
a. 1.84 (L-0.1 nH) H3/2
b. 1.84 (L-nH) H2
c. 1.84 (L-0.1 nH) H5/2
d. 1.84 (L-nH) H3
Q. The specific weight of water in S.I. units is taken as
a. 9.81 kN/m3
b. 9.81 x 103 N/m3
c. 9.81 x 10-6 N/mm3
d. any of these
Q. The specific gravity of an oil whose specific weight is 7.85 kN / m3, is
a. 0.8
b. 1
c. 1.2
d. 1.6
Q. In case of flow through parallel pipes,
a. the head loss for all the pipes is same
b. the total discharge is equal to the sum of discharges in the various pipes
c. the total head loss is the sum of head losses in the various pipes
d. all of the above