Which of the following is a correct statement regarding compressor mounting bolts?
a. Compressor mounting bolts should be tightened and torqued before startup.
b. Always remove compressor mounting bolts completely; they are for shipping only.
c. The mounting bolts must be tightened carefully in a cross-pattern.
d. For the vibration isolators to function, the bolts must remain loose.
d. For the vibration isolators to function, the bolts must remain loose.
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When a length dimension is applied to the testing symbol with an examine-all-around symbol, it signifies that only a particular length of the area of revolution is to be examined.
Answer the following statement true (T) or false (F)
A cross section of a piece of round stock with a V-groove cut is shown in the accompanying figure. Find the cross-sectional area of the stock. Round the answer to the nearest square millimeter.
A. 3,829 B. 3,990 C. 4,015 D. 4,132
In one field trial comparing no-till and conventional tillage, soil samples taken after 15 years without liming revealed that the pH of the upper 15 cm was lower on the no-till plot than on the conventional plot. Which of the following most likely accounts for this difference?
A) earthworms were more active in the no-till plot B) acidifying effects of nitrogen-containing fertilizers C) organic decomposition produced more organic acids in the no-till plot D) plowing mixes the surface soil more thoroughly E) Al3+ ions are tied up by the organic matter thereby releasing H+ ions
Find I? in the ideal transformer circuit of Fig. 13.112.
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