If the home is being designed for universal appeal, all doors on an access route must have a minimum of ____ of clearance.
A. 24" (600 mm)
B. 32" (815 mm)
C. 48" (1200 mm)
D. 60" (1500 mm)
Answer: B
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The highest numbers of goats are found in:
a. Asia and Africa c. Europe and Asia b. North and South America d. Africa and Australia
You complete a preliminary design of a refrigerator that follows the vapor-compression cycle. Which of the following modifications to the cycle would NOT be expected to lead to an increase in the coefficient of performance of the cycle?
A. Use a turbine instead of the throttling valve to recover energy. B. Improve the lubrication of the compressor shaft to reduce friction. C. Use a metal with higher heat transfer capability in the boiler. D. Move the refrigerator to a location with a lower ambient temperature. E. Use a regulatable throttling valve instead of a fixed valve.
Find the addendum A. Round the answer to the nearest thousandth.
What will be an ideal response?
If large amounts of ice are forming on a low temperature evaporator, what could possibly be the problem?
A. defective evaporator fan motor B. defective hot gas defrost solenoid valve C. defective condenser fan motor D. both a and b