How is a smoke candle used when troubleshooting an open display case?
A) It shows the air curtain pattern.
B) Smoke candles are used to calibrate the case modulation damper.
C) It helps locate refrigerant leaks.
D) It helps technicians trace the flow of refrigerant through the case.
A
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Cucumbers are harvested _____
A) after they grow 8 inches in length B) before they yellow C) after they grow 2 inches in diameter D) before they are ripe
In this stage of the general adaptation syndrome, people want to flee or fight
a. Alarm b. Panic c. Resistance d. Physiological e. Emotional
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
In the oblique triangle above, if the length of a is 15.75 centimeters, the length of b is 22.25 centimeters, and the length of c is 20.50 centimeters, what is the measure of angle B to the nearest degree?
What will be an ideal response?