Hydraulics and Fluid Mechanics in ME A hydraulic press has a ram of 15 cm diameter and plunger of 1.5 cm. It is required to lift a weight of 1 tonne. The force required on plunger is equal tc 100 kg 1 kg 1000 kg 10 kg 100 kg 1 kg 1000 kg 10 kg ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME For hydro-dynamically smooth boundary, the friction coefficient for turbulent flow is dependent only on Reynolds number a function of Reynolds number and relative roughness dependent on relative roughness only constant dependent only on Reynolds number a function of Reynolds number and relative roughness dependent on relative roughness only constant ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Choose the wrong statement. Alcohol is used in manometer, because Its vapour pressure is low It provides longer length for a given pressure difference Its density is less It provides suitable meniscus for the inclined tube Its vapour pressure is low It provides longer length for a given pressure difference Its density is less It provides suitable meniscus for the inclined tube ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME If cohesion between molecules of a fluid is greater than adhesion between fluid and glass, then the free level of fluid in a dipped glass tube will be Unpredictable Higher than the surface of liquid The same as the surface of liquid Lower than the surface of liquid Unpredictable Higher than the surface of liquid The same as the surface of liquid Lower than the surface of liquid ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Principle of similitude forms the basis of comparing similarity between design and actual equipment hydraulic designs comparing two identical equipments designing models so that the result can be converted to prototypes comparing similarity between design and actual equipment hydraulic designs comparing two identical equipments designing models so that the result can be converted to prototypes ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME For pipes, laminar flow occurs when Roynolds number is less than 2000 less than 4000 more than 4000 between 2000 and 4000 less than 2000 less than 4000 more than 4000 between 2000 and 4000 ANSWER DOWNLOAD EXAMIANS APP