A new waterline has a large valve that will be installed inside a vault. The vault has dimensions of 8 feet wide, 12 feet long, and 7.5 feet tall (as measured from the outside of the concrete structure).
What is the buoyancy force acting on the vault if it is installed below the groundwater level?

The y form of iron is known as: a) ferrite b) cementite c) perlite d) austenite

Two technicians are discussing the intake air temperature (iat) sensor. technician a says that the computer uses the iat sensor as a backup to the engine coolant temperature (ect) sensor. technician b says that the powertrain control module (pcm) will subtract the calculated amount of fuel if the air measures hot. who is correct

Aquick transition of the operating speed of a shaft from its critical speed will whirl amplitude. (a) increase (b) limit (c) not affect (d) zero