Air flows through a pipe with a variable diameter

Assignment Help Mechanical Engineering
Reference no: EM13709622

Air flows through a pipe with a variable diameter at a constant volumetric flow rate of 0.5 m^3/s. Assuming the velocity profiles are uniform throughout use mass conservation to find the velocity where the diameter is 0.4m and 0.2m

Reference no: EM13709622

Questions Cloud

Takes for the parcel to reach the speed of the belt : A parcel is lowered onto a conveyor belt that is moving at 4 m/s. If the coefficient of kinetic friction between the parcel and the belt is 0.25, calculate the time that it takes for the parcel to reach the speed of the belt.
Find the temperature and velocity of the gas : A 0.6-m diameter gas pipeline is being used for the long-distance transport of natural gas. Just past a pumping station, the gas is found to be at a temperature of 25°Cand a pressure of 3.0 MPa. The mass flow rate is 125 kg/s, and the gas flow is adi..
Average heat transfer coefficient along length of the plate : Refrigerant-134a flows across a 3 m-long plate which imparts a constant heat flux of 50 kW/m2 to the refrigerant. If the refrigerant is at -40 C and is flowing at 1 m/s, determine the following: (a) The average heat transfer coefficient along the len..
Heat transfer coefficient between the sodium and the plate : Molten sodium metal is often used as a coolant in nuclear reactors. Consider molten sodium at 205 C flowing at a rate of 0.23 m/s over a plate with length and width of 1 m and 2 m, respectively.
Air flows through a pipe with a variable diameter : Air flows through a pipe with a variable diameter at a constant volumetric flow rate of 0.5 m^3/s. Assuming the velocity profiles are uniform throughout use mass conservation to find the velocity where the diameter is 0.4m and 0.2m
Many uses including the production of sulfuric acid : SO3 has many uses including the production of sulfuric acid (H2SO4). A gas stream having the (molar) composition shown in the figure below is to be passed through a two-stage converter. The fractional conversion of SO2 to SO3 (per single pass) in the..
Determine the maximum speed reached by the mass : An electric hoist consumes 5 kW of power at a constant rate to lift a 500-kg mass. Assuming that the hoist is 80% efficient, determine the maximum speed reached by the mass.
Changes in kinetic and potential energies are negligible : Air is compressed steadily in a compressor from 100kPa and 300 K to 1 Mpa and 500 K. The compressor is not well insulated and a heat loss of 40 KJ/kg occurs during the process. Assuming the changes in kinetic and potential energies are negligible, de..
Monthly payment if the mortgage is to be paid off : You are buying a home for $360000. If you make a down payment of $60000 ad take out a mortgage on the rest at 8.5% compounded monthly, what will be your monthly payment if the mortgage is to be paid off in 15 years?

Reviews

Write a Review

Mechanical Engineering Questions & Answers

  Steam enters the turbine of a cogeneration plant at 7 mpa

steam enters the turbine of a cogeneration plant at 7 mpa and 500 degc. one quarter of the steam is extracted from the

  An orifice meter is installed in a 12 inch ductile iron

an orifice meter is installed in a 12 inch ductile iron pipe carrying water at 60 degrees f. a mercury manometer is

  Knowing that p starts from rest and its speed increases at

a robot arm moves so that p travels in a circle about point b which is not moving. knowing that p starts from rest and

  The gas undergoes a quasistatic process according to the

a heavily insulated piston-cylinder device contains a gas which is initially at 5 bars and 187 degc and occupies 0.1

  Calculate the mass of different cementites that form upon

calculate the mass of different cementites that form upon cooling from the liquidus temperature to the room temperature

  Gas is compressed from a state

A gas is compressed from a state of 15 lbf(in)^2, 0.5ft^3, to a final state of 60 lbf/(in)^2. The process equation relating P and V is P=aV+b, where a=-150 lbf/ft^3. Evaluate the work, in ft-lbf.

  A rigid 075 m3 tank initially contains water at 250oc 50

a rigid 0.75 m3 tank initially contains water at 250oc 50 liquid and 50 vapor by volume. a valve on the bottom of the

  A temperature of 27c 3 litres of gas at the same

a vessel contains 2 litres of gas at a pressure of 300kpa and a temperature of 27c .3 litres of gas at the same

  An inventor claims to have developed a device that takes an

an inventor claims to have developed a device that takes an air stream at 20degc 274 kpa and produces two separate

  A solar hot water heater raises the temperature of 200

a solar hot water heater raises the temperature of 200 liters of water from 27 to 47 degrees c. suppose a heat engine

  The capacity ratio k in the compressor and turbine is 14

in a gas turbine operating at a steady state air enters the compressor with a mass flow rate of 5 kgs at .95 bar and 22

  If a particles position is described by the polar

if a particles position is described by the polar coordinates r 2 sin 2u m and u 4t rad where t is in seconds

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd