Solved A hair dryer is basically a duct in which a few - Chegg
The gas constant of air is 0.287 kPa-m/kg.K. The constant pressure specific heat of air at room temperature is cp= 1.005 kJ/kg-K. 3 T2 = 47°C A2 cm2 P1 100 kPa Ti=22°C W-1200 w …
Solved Steam enters a nozzle at 400°C and 800 kPa with a - Chegg
For an inlet area of 800 cm2, determine the velocity and the volume flow rate of the steam at the nozzle exit. Use steam tables. 400°C 800 kPa 10 ms Steam 375°C 400 kPa 0 The velocity of …
Solved Air enters a 28-cm diameter pipe steadily at 200 kPa - Chegg
Question: Air enters a 28-cm diameter pipe steadily at 200 kPa and 20°C with a velocity of 5 m/s. Air is heated as it flows and leaves the pipe at 180 kPa and 40°C. Determine (a) the volume …
Solved Air at standard conditions flows through a sudden - Chegg
The upstream and downstream duct diameters are 75 mm and 225 mm, respectively. The pressure downstream is 5 mm of water higher than that upstream. Determine the average …
Solved Volume flow rate is equal to the product of area and - Chegg
Question: Volume flow rate is equal to the product of area and speed. Area has dimensions of length squared, and speed has dimensions of length per unit time. What are the dimensions of …
Solved Which of the following five statements are correct ... - Chegg
2) Mass flow rate can be defined as the multiples of density, pipe average velocity, and cross section area normal to the velocity 3 ) Mass flow rate is defined as the amount of mass flowing …
Solved Carbon dioxide gas enters a pipe at 3 MPa and 500 K
Use data from the tables. 3 MP 500K 450 K Determine the volume flow rate and the density of carbon dioxide at the inlet and the volume flow rate at the exit of the pipe using the ideal gas …
Solved The mass flow rate is m˙, the volume flow rate is V, - Chegg
The mass flow rate is m ˙, the volume flow rate is V, density is ρ, and the specific volume is v. What is (are) the correct expression (s) below: A. V ˙ = m ˙ / v B. V ˙ = m ˙ / ρ C. m ˙ = V ˙ / ρ …
Solved Calculate the maximum volume flow rate of fuel oil at
Calculate the maximum volume flow rate of fuel oil at 45 ℃ at which the flow will remain laminar in a DN 100 Schedule 40 steel pipe. Assume that the SG is 0.950 and dynamic viscosity is 3.5 × …
Solved For fully developed laminar pipe flow in a circular - Chegg
Question: For fully developed laminar pipe flow in a circular pipe, the velocity profile is given by u(r) = 2 (1 - r^2/R^2) in m/s, where R it the inner radius of the pipe. Assuming that the pipe …