Two technicians are discussing variable valve timing. Technician A says that changing the exhaust valve timing helps reduce exhaust emissions. Technician B says that changing the intake valve timing helps increase low-speed torque. Who is right?
A) Technician A only
B) Technician B only
C) Both technicians A and B
D) Neither technician A nor B
C
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Estimate the number of regular M&M’s needed to fill a 2 L bottle.
What will be an ideal response?
The customer concern is poor heater operation, and the top radiator hose and both heater hoses are at 160°F. Technician A says this problem is caused by a plugged heater core. Technician B says the thermostat must be stuck open. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians D) Neither technician
A measurement of the actual weight of water in a given volume of air is _____________________
A) Absolute humidity. B) Dew point. C) Relative humidity. D) Absolute pressure.
Oversized duct systems cost more to fabricate and install and will also result in the slowing of the air as it flows through the duct.
Answer the following statement true (T) or false (F)