What is the ring land and groove area of a piston known as?
A. headland
B. crown recess
C. ring belt
D. skirt
Answer: C
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This is an alloy of iron containing 0.8 to 1.5 percent carbon.
a. alloy cast iron b. nodular cast iron c. malleable cast iron d. steel
When gable vents are provided to ventilate an attic space,
A) no other vents are necessary. B) turbine vents are also necessary. C) ridge vents are also necessary. D) soffit vents are also necessary.
The family living area of the landscape should never connect with the indoor family area
Indicate whether the statement is true or false
How is the refrigerant charge normally checked on air-conditioning systems that use a TEV expansion device?
A) Feel to see if the suction line is cold and the liquid line warm. B) Superheat C) Subcooling D) Adjust the charge to achieve a 40°F saturated evaporator temperature.