Technician A says if routine maintenance is not performed, it usually costs more money to fix as an unexpected repair and possible tow. Technician B says if your car is new, check to see if the repair is covered under the warranty. Who is correct?

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

Water in a partially filled large tank is to be supplied to the roof top, which is 8 m above the water level in the tank, through a 2.2-cm-internal-diameter pipe by maintaining a constant air pressure of 300 kpa (gage) in the tank. if the head loss in the piping is 2 m of water, determine the discharge rate of the supply of water to the roof top in liters per second.

Which from the following instrument is commonly used to detect the high pitch butzing sound in bearings? [clo4] a)-digital ultrasonic meter b)-infrared camera c)-spectroscopic d)-vibrometer