Hydraulics and Fluid Mechanics in ME Power required to drive a centrifugal pump is directly proportional to _________ of its impeller. Fourth power of diameter Square of diameter Diameter Cube of diameter Fourth power of diameter Square of diameter Diameter Cube of diameter ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The resultant upward pressure of a fluid on a floating body is equal to the weight of the fluid displaced by the body. This definition is according to Equilibrium of a floating body Buoyancy Archimedes’ principle Bernoulli’s theorem Equilibrium of a floating body Buoyancy Archimedes’ principle Bernoulli’s theorem ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME An impulse turbine is used for Medium head of water High discharge Low head of water High head of water Medium head of water High discharge Low head of water High head of water ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In a reciprocating pump, air vessels are used to Reduce acceleration head Reduce suction head Smoothen the flow Increase delivery head Reduce acceleration head Reduce suction head Smoothen the flow Increase delivery head ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Two pipe systems can be said to be equivalent, when the following quantities are same Flow and length Friction loss and flow Length and diameter Friction factor and diameter Flow and length Friction loss and flow Length and diameter Friction factor and diameter ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The specific weight of water in S.I. units is taken as Any one of these 9.81 kN/m3 9.81 × 10-6 N/mm3 9.81 × 103 N/m3 Any one of these 9.81 kN/m3 9.81 × 10-6 N/mm3 9.81 × 103 N/m3 ANSWER DOWNLOAD EXAMIANS APP
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