Momentum Transfer

The internal diampe of the shell of a heat exchanger is 625mm. It consists of 61 tubes of OD38 and thickness 2.5mm each. Determine the equivalent diameter of the shell side space of heat exchanger.

Mention different dimensionless numbers related in momentum transfer. Explain in brief. 

Explain different similarities that must exist between a model and a prototype.

Explain brief Fans, blowers and compressors.

With sketmatic diagram, explain the construction and working of a centrifugal pump.

A pitot static tube is used to measure the velocities of water in a pipe. The stagnation pressure head is 6m and static pressure head is om. Calculate the velocity of flow assuming the co-efficient of tube equal to 0.98.

Explain principle, construction and working of venturimeter Rotameter

Explain principle, construction and working of venturimeter Rotameter

Derive the continuity equation for compressible fluids.

Discuss the different types of valves used in chemical industries.

Explain the concept of Mach number. 

Explain concept of unit operations.

Show that average velocity half of maximum velocity in case of luminass flows through pipes. 

Explain utilities of friction faytor chart.

Water flows through a pipeline with an innel diameter of 10cm. The local velocities at different radial positions are tabulated below.

Estimate average velocity,  .

Derive the Bernoulli equation without friction.

Discuss boundary layers in straight tubes.

Write a note on viscosity of gases..

. Briefly explain Newtonian and Non-Newtonian fluids.

A barometric condenser is fitted with a vacuum gage which stresses, vacuum of 600mm Hg. i) the absolute pressure in the condenser ii) the height of water rising in the barometric tube. The barometric pressure is 750 mm Hg. 

Derive the Barometric equation.