Fluid Mechanics mcqs

What Is The Force Required (In Newtons) To Hold A Spherical Balloon Stationary In Water At A Depth Of H From The Air-Water Interface? The Balloon Is Of Radius 0.1 M And Is Filled With Air ?

What Is The Force Required (In Newtons) To Hold A Spherical Balloon Stationary In Water At A Depth Of H From The Air-Water Interface?

0.01 Πgh/4

0.01 Πgh/8

0.04 Πgh/3

4πg/3

Water Hammer Is Caused, When Water Flowing In A Pipe Is Suddenly Brought To Rest By Closing The Valve. The Extent Of Pressure Thus Produced Due To Water Hammer Depends On The-----------?

Water Hammer Is Caused, When Water Flowing In A Pipe Is Suddenly Brought To Rest By Closing The Valve.

Pipe Length

Fluid Velocity In The Pipe

All A., And C.

Time Taken To Close The Valve

Venturimeters, Orificemeters And Nozzles Are Used To Measure The Fluid Discharge From A Pipeline. The Average Fluid Velocity In A Pipeline Can Be Measured By A/An--------?

Venturimeters, Orificemeters And Nozzles Are Used To Measure The Fluid Discharge From A Pipeline.

Weir

Hot Wire Anemometer

None Of These

Cup And Vane Anemometer

Velocity Of Liquid Hydrocarbon Fuels In A Pipeline Cannot Be Measured By Magnetic Flowmeters, Because Their ---------- Is Very Low/Small?

Velocity Of Liquid Hydrocarbon Fuels In A Pipeline Cannot Be Measured By Magnetic Flowmeters, Because Their ---------- Is Very Low/Small?

Electrical Conductivity

Electrical Resistivity

Thermal Conductivity

Specific Gravity

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