Which of these would do the least damage to a car in a 30 mph collision? A. Road barricade
B. Tree
C. Brick wall
D. another car

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

What difference(s) did you notice using a pneumatic circuit over hydraulic circuit. explain why the pneumatic piston stumbles when it hits an obstacle.

The mass flow rate of the fluid remains constant in all steady flow process. a)- true b)- false