Q. With increase in the shear rate, the apparent viscosity of pseudoplastic fluids

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Q. 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

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Q. Purpose of hydraulic accumulator is to

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Q. Pick out the wrong statement.

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Q. Poise is converted into stoke by

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Q. The fluid velocity varies as the square root of the cylindrical pipe diameter in case of steady state laminar flow at constant pressure drop for __________ fluid.

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Q. Kinetic energy of fluid per unit weight represented by the velocity head is given by

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Q. At a constant speed of the centrifugal pump, its __________ the impeller diameter.

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Q. The pressure co-efficient is the ratio of pressure forces to __________ forces.

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Q. One poise (unit of absolute/dynamic viscosity) is equivalent to one

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Q. The equation relating friction factor to Reynold number, f^-0.5 = 4 logₑ (Nʀₑ/√f)^-0.4, is called the __________ equation.

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Q. What is the co-efficient of contraction, if a fluid jet discharging from a 50 mm diameter orifice has a 40 mm diameter at its vena-contracta ?

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Q. For an unstable equilibrium of a floating body (where, M = metacentre.)

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Q. Pressure drop in packed bed for turbulent flow is given by the __________ equation.

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Q. In the complete turbulence zone (in rough pipes), the

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Q. Which of the following has the minimum compressibility ?

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Q. In case of centrifugal fan or blower, the gas capacity varies as

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Q. Pick out the wrong statement.

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Q. Purpose of relief valve in a reciprocating pump is to

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Q. Select the correct statement.

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