A. 4fLv2/gd
B. 4fLv2/2gd
C. 4fLv/gd
D. 4fLv/2gd
Related Mcqs:
- Darcy formula for loss of head in pipes is given by, hf=4fl v2 / __________________?
A. 2gd
B. gd
C. g2d
D. gd2 - The loss of head H/ L is proportional to the length of creep. There fore the loss of head per unit creep length is called ______________________?
A. Hydraulic gradient
B. Head loss
C. Creep length
D. Exit gradient - Friction head loss in open channels is determined by_________________?
A. Chezy’s formula
B. Darcy weisbach equation
C. Kutter’s formula
D. Pilot tube - The law that states that the discharge of sub-soil water is directly proportional to the loss of head and the area of soil sample and inversely proportional to to the length of soil sample ___________________?
A. Archimed’s principle
B. Darcy’s law
C. Permeability law
D. Thiem’s law - The flow in the river due to the floods may be classified as _____________________?
A. Laminar flow
B. Stream line flow
C. Irrotational flow
D. Turbulent flow - In alluvial river due to the action of centrifugal force, bends are developed by scouring on concave and silting on convex _____________________?
A. Silting & scouring
B. Meandering
C. Aggrading
D. Degrading - According to Chezy’s formula, the discharge through an open channel is equal to _________________?
A. C (mi) 1/2
B. A (cmi)1/2
C. Ac√R.S
D. A (c.A/pi) 1/2 - According to Kennedy’s silt theory , the critical velocity is directly proportional to depth of flow _____________________?
A. D0.64
B. D0.65
C. D0.66
D. D0.67 - For an economical design of gravity dam, the shear friction factor causec compression strength should lie between____________________?
A. 1.5 to 4.0
B. 2.0 to 4.0
C. 2.5 to 4.5
D. 3 to 5 - The formula used to calculate maximum flood discharge for a hilly () is_______________?
A. Dicken’s formula
B. Ryve’s formula
C. Nawab Jung Bahadur All formula
D. Inglis formula
