Which of the following refrigerant conversions is not considered a drop-in?
A) HFC-134a for HCFC-22
B) HCFC-409A for CFC-12
C) HFC-407C for HCFC-22
D) HCFC-123 for CFC-11
Answer: A
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Load-chart capacities limited by stability when on outriggers are based on which percentage of tipping load by test?
a. 1 percent b. 50 percent c. 75 percent d. 85 percent
Before using a power tool, make sure that it is being connected to a _____.
a. ground fault circuit interrupter b. uninterruptible power supply c. ground fault circuit inverter d. fusible linkage
The aspect ratio of a tire means ________
A) The ratio of rolling resistance B) The ratio of width to height C) Its width to diameter of a wheel ratio D) The ratio of height to width
An ____________________ type electronic thermometer has a dial that uses a moving pointer.
Fill in the blank(s) with the appropriate word(s).