Hydraulics and Fluid Mechanics in ME Delivery head of a centrifugal pump is Directly proportional to N Directly proportional to N² Inversely proportional to N² Inversely proportional to N Directly proportional to N Directly proportional to N² Inversely proportional to N² Inversely proportional to N ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The normal stress in a fluid will be constant in all directions at a point only if It has zero viscosity It is at rest It has uniform viscosity It is incompressible It has zero viscosity It is at rest It has uniform viscosity It is incompressible ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The length AB of a pipe ABC in which the liquid is flowing has diameter (d1) and is suddenly contracted to diameter (d2) at B which is constant for the length BC. The loss of head due to sudden contraction, assuming coefficient of contraction as 0.62, is 0.5 v₁²/2g 0.375 v₂²/2g v₂²/2g v₁²/2g 0.5 v₁²/2g 0.375 v₂²/2g v₂²/2g v₁²/2g ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Working principle of dead weight pressure gauge tester is based on Pascal’s law Avogadro’s hypothesis Newton’s law of viscosity Dalton’s law of partial pressure Pascal’s law Avogadro’s hypothesis Newton’s law of viscosity Dalton’s law of partial pressure 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 Friction factor and diameter Flow and length Length and diameter Friction loss and flow Friction factor and diameter Flow and length Length and diameter Friction loss and flow ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME One liter of water occupies a volume of 100 cm3 250 cm3 500 cm3 1000 cm3 100 cm3 250 cm3 500 cm3 1000 cm3 ANSWER DOWNLOAD EXAMIANS APP
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