The ventilating fan of the bathroom of a building has a volume flow rate of 32 L/s and runs continuously. If the density of air inside is 1.20 kg/m3, determine the mass of air vented out in one day. The mass of air is kg.

Who knows about welding?

A rectangular steel alloy A-36 (structural steel) plate is hanging vertically and supporting a hanging weight of 90 kN. The plate has a length of 0.5 m, a width of 75 mm, and a thickness of 6 mm.

Using bearings will cause more friction. A. True B. False

If you don't tailgate, you can avoid unnecessary braking and acceleration and improve your fuel economy by ... %. 5-10 20-40 50-60 30-45

What is the main purpose of the alternator? to regulate the speed of the car to keep the engine cool to maintain constant oil pressure to power the car's electrical system

A car, initially at rest, moves along a straight road with constant acceleration such that it attains a velocity of 60 ft/s when s = 150 ft Then after being subjected to another constant acceleration it attains a final velocity of 100 ft/s when s =

Crawling in heavy smoke or extreme heat can increase

What are some ways in which power machinery is used in agricultural industry

Which two investment options would be best if you are 20 years old just starting to see if I want to retire when you're 70 consider the kind of investment rate of return level of risk and other factors

n the first circuit configuration (RL = 10k), how many periods of the input signal V1 does it take for the output voltage, V3, to reach a final periodic state? Choose the option closest to the value you measure.