A class of drafting students made the following scores on their first exam: 98, 90, 88, 88, 84, 80, 75, 75, 72, and 68. What is the average score on this exam?
What will be an ideal response?
81.8
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What are rotor blades that move or rotate when steam is applied?
A) Governor B) Fixed blades C) Moving blades D) Rotor assembly
The metering device in a modern room air conditioner is a ____________________.
Fill in the blank(s) with the appropriate word(s).
Technician A says that the more cylinders an internal combustion engine has, the longer the time period between combustion events. Technician B says that each four-stroke cycle of the internal combustion engine causes the crankshaft to rotate one time. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians D) Neither technician
The function of the resistive elements in a thermoconductivity detector is to __________.
A. heat the gas inside the chamber B. detect the temperature of the gas inside the chamber C. both a and b