If a1 and a2 are the cross-sectional areas of a tank and orifice, h the height of water level intank above the centre of the orifice, the velocity of approach is given by
If the coefficient of velocity of flow through a orifice is cv and coefficient of resistance is cr, then
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If Cv, Cc, Dd and Cr are the hydraulic coefficients of an orifice, then
The momentum correction factor for triangular velocity distribution for flow between parallel plates as shown in the figure is
If the velocity is zero over half of the cross- sectionai area and is uniform over the remaining half, then the momentum correction factor is
Match List-I with List-I and select the correct answer using the codes given below the lists:
List-I
A. Moment of momentum equation
B. Bernoulli’s equation
C. Euler’s equation
D. Hagen-Poiseuille equation
List-II
1. Equation to find energy loss in a pipeline
2. Equation of motion for one-dimensional steady flow of ideal and incompressible fluid
3. Equation based on conservation of momentum principle applicable to circulatory flows
4. Three-dimensional equation ofmotion based on Principle of conservation of momentum for ideal and incompressible fluid flow
If velocity is zero over 1/3rd of a cross-section and is uniform over remaining 2/3rd of the cross-section, then the correction factor for kinetic energy is
A jet of water issue from a 5cm diameter nozzle, held vertically upwards, at a velocity of 20 m/sec. If air resistance consumes 10% of the initial energy of the jet, then it would reach a height, above the nozzle, of
The kinetic energy correction factor is
31 docs|280 tests
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31 docs|280 tests
|