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Hydraulics & Fluid Mechanics

Hydraulics & Fluid Mechanics
Ay between two stream lines represents

head
discharge
velocity
pressure

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Hydraulics & Fluid Mechanics
Flow at constant rate through a tapering pipe is i) steady flow ii) uniform flow iii) unsteady flow iv) non-uniform flow The correct answer is

(ii) and (iii)
(i)and(iv)
(i) and (ii)
(ii) and (iv)

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Hydraulics & Fluid Mechanics
Least possible value of correction factor for i) kinetic energy is zero ii) kinetic energy is 1 iii) momentum is zero iv) momentum is 1 The correct statements are

(i) and (iii)
(i) and (iv)
(ii) and (iii)
(ii) and (iv)

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Hydraulics & Fluid Mechanics
THE THEORETICAL VALUE OF COEFFICIENT OF CONTRACTION OF A SHARP EDGED ORIFICE IS

0.86
0.611
0.95
1.01

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Hydraulics & Fluid Mechanics
Free surface of a liquid tends to contract to the smallest possible area due to force of

friction
cohesion
viscosity
surface tension

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Hydraulics & Fluid Mechanics
The units of viscosity are

kg sec/metre
newton-sec/metre
metre2/se
newton-sec/metre2

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MORE MCQ ON Hydraulics & Fluid Mechanics

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