If a cooling system operates at too cool of a temperature, the engine will _______________
A) Produce more torque
B) Have more efficiency
C) Pre-ignite or detonate
D) Produce higher emissions
D) Produce higher emissions
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One of the most precious of all our natural resources is _____
a. metal ores c. wind b. forests d. water
A closed loop hydrostatic system is one that:
a. has a sealed reservoir b. has a closed loop pilot system c. has a directional control valve d. has its pump and motor flow recirculate betweeneach other
Water vapor in the air condenses on the evaporator coil:
A) All the time, even when the system is not operating. B) Whenever the evaporator is below the dew point of the air. C) Whenever there is moisture in the refrigerant. D) Whenever the system is operating.
An increase in a control system's response speed generally _____
A) results in oscillations that decrease in amplitude B) increases the stability of the system C) decreases the stability of the system D) results in oscillations that are constant