What is the necessary flow speed in the duct

Assignment Help Physics

Reference no: EM13541977

A room measures 2.0 m by 5.5 m by 5.0 m. The heating and air-conditioning ducts to and from the room are circular with diameter 0.23 m and all the air in the room is to be exchanged every 18 min.

(a) What is the average flow rate?

m3/s

(b) What is the necessary flow speed in the duct? (Assume that the density of the air is constant.)

m/s

Reference no: EM13541977

Questions Cloud

Calculate how fast will she be spinning : An ice skater has by herself a moment of inertia of 5.5 kg m^2 with her arms out, with her arms in it is 5.0 kg m^2. how fast will she be spinning if she brings her arms in a distance of .7 m

Explain two containers are connected by an open tube : Two containers are connected by an open tube. One container (A) is at 300K, the other (B) is at 600K. These two containers must have

Explain limestone is required to completely neutralize : Lakes that have been acidified by acid rain can be neutralized by the addition of limestone (CaCO3). How much limestone in kilograms would be required to completely neutralize a 5.2*10 - L lake containing 5.0? * 10-³ of H2SO4 per liter

What is the new temperature of the gas : 2.85 moles of nitrogen at a temperature of 205 degree celsius are confined to a rigid whose volume is 3.50L. What is the new temperature of the gas

What is the necessary flow speed in the duct : A room measures 2.0 m by 5.5 m by 5.0 m. The heating and air-conditioning ducts to and from the room are circular with diameter 0.23 m, What is the necessary flow speed in the duct

State volume would the gas occupy at standard temperature : A sample of helium gas occupies a volume of 38L at 780 torr and 25ºC. What volume would the gas occupy at standard temperature and pressure

What is the tension in each of the two ropes : Two billboard workers stand on a 5.0 m scaffold supported by ropes at each end. what is the tension in each of the two ropes

Compute the mass of its planet from this information : A certain satellite travels in an approximately circular orbit of radius 2.2 × 106m with a period of 8 h 15 min. Calculate the mass of its planet from this information

Star images are always extensive-multimedia and intertextual : Star images are always extensive, multimedia and intertextual." What does he mean by this? Discuss with reference to an actor of your choice.

User Account

All Pages