Hydraulics and Fluid Mechanics in ME According to fan laws, for fans having constant wheel diameter, the pressure varies Square root of fan speed Cube of fan speed Directly as fan speed Square of fan speed Square root of fan speed Cube of fan speed Directly as fan speed Square of fan speed ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Reciprocating pumps are no more to be seen in industrial applications (in comparison to centrifugal pumps) because of Necessity of air vessel Lower speed of operation Lower discharge High initial and maintenance cost Necessity of air vessel Lower speed of operation Lower discharge High initial and maintenance cost ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The bulk modulus of elasticity with increase in pressure increases first upto certain limit and then decreases remains constant increases decreases increases first upto certain limit and then decreases remains constant increases decreases ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A turbine is required to develop 1500 kW at 300 r.p.m. under a head of 150 m. Which of the following turbine should be used? Francis turbine Kaplan turbine Pelton wheel with one nozzle Pelton wheel with two or more nozzles Francis turbine Kaplan turbine Pelton wheel with one nozzle Pelton wheel with two or more nozzles ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The discharge through a channel of trapezoidal section is maximum when The sloping side is equal to the width at the bottom The sloping side is equal to half the width at the top Width of channel at the top is equal to twice the width at the bottom Depth of channel is equal to the width at the bottom The sloping side is equal to the width at the bottom The sloping side is equal to half the width at the top Width of channel at the top is equal to twice the width at the bottom Depth of channel is equal to the width at the bottom ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Liquids transmit pressure equally in all the directions. This is according to Pascal's law Archimedes principle Boyle's law Newton's formula Pascal's law Archimedes principle Boyle's law Newton's formula ANSWER DOWNLOAD EXAMIANS APP
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