A. H1/2
B. H5/2
C. H2/5
D. H3/2
Related Mcqs:
- A weir is used to measure the large water discharge rate from a river or from an open channel. A weir is not of _______________ shape?
A. Circular
B. Rectangular
C. Triangular
D. Trapezoidal - The discharge through a semi-circular weir varies as (where, H = Head of liquid.) ?
A. H
B. H2
C. H3/2
D. H1/2 - The discharge through a V-notch weir varies as___________________?
A. H3/2
B. H1/2
C. H5/2
D. H2/3 - Co-efficient of discharge (Cd) is defined as actual discharge/theoretical discharge and is equal to Cc . Cv; where Cc = Co-efficient of contraction and Cv = co-efficient of velocity. Cd of an orifice is usually about__________________?
A. 0.42
B. 0.62
C. 0.82
D. 0.98 - In laminar flow through a round tube, the discharge varies ______________________?
A. Linearly as the viscosity
B. Inversely as the pressure drop
C. Inversely as the viscosity
D. As the square of the radius - The percentage slip in a reciprocating pump set is given by the % of (where, Q1 = actual discharge Q2 = theoretical discharge) ?
A. Q1/Q2
B. Q2/Q1
C. (Q2 – Q1)/Q1
D. (Q2 – Q1)/Q2 - The ratio of actual discharge to theoretical discharge through an orifice is equal to______________?
A. Cc . Cv
B. Cc . Cd
C. Cv . Cd
D. Cd/Cv - Cd for the orifice plate varies from ___________________?
A. 0.58 to 0.8
B. 0.93 to 0.98
C. 0.2 to 0.3
D. 0.02 to 0.03 - Co-efficient of velocity is ___________________ the coefficient of discharge?
A. Less than
B. More than
C. Equal to
D. Not related to - The discharge co-efficient for an orifice meter does not depend upon the ___________________?
A. Pipe length
B. Ratio of pipe diameter to orifice diameter
C. Type of orifice & the Reynolds number
D. Pipe diameter
