Ask a New Question

Question


A room measures 4.0 m by 3.9 m by 4.5 m. The heating and air-conditioning ducts to and from the room are circular with diameter 0.37 m and all the air in the room is to be exchanged every 14 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.)
13 years ago

Answers

drwls
(a) (Room volume)/(840 s) = ______ m^3/s

(b) (Flow rate)/(duct area)
13 years ago

Related Questions

A room measures 15 ft by 19 ft. The ceiling is 10 ft above the floor. The door is 3 ft by 7 ft. A ga... a room that measures 10.o ft wide, 32.0 ft long, and 8.00 ft high needs a certain amount of air pump... if a room measures 19 ft by 25 ft and covering thisroom with tile that costs .92 cents each how much... A room measures 3 m by 5 m. A scale drawing is to be made, using a scale of 1 cm=0.5. Find the dime... A room measures 15 ft by 12 ft . Sketch and label a diagram and then calculate its area and perimete... if a room measures 12 by 15 feet how many l square ft. tiles would I need to cover the floor. A room measures 6m by 8m to the nearest meter. A carpet tile measures 50cm exactly. What is the maxi... A patient's room measures 10 ft wide by 15 ft long. by how much will the room increase if it were 1f... room measures 12m x 9m. The floor of room is to be covered by marble tiles measuring 45 cm by 30 c...
Ask a New Question
Archives Contact Us Privacy Policy Terms of Use