When the drive gear has a smaller diameter and fewer teeth than the driven gear, it is referred to as ________.
A) Speed multiplication
B) Direct drive
C) Gear reduction
D) None of these is correct
C) Gear reduction
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A vertical move downward on the psychrometric chart corresponds to which of the following? Select all that apply.
A) A decrease in specific volume. B) An increase in enthalpy. C) A decrease in density. D) A decrease in humidity ratio. E) A decrease in relative humidity. F) A decrease in dewpoint.
The sheet number of E-1 is for __________ drawings.
Fill in the blank(s) with the appropriate word(s).
Which type of head works well for driving with a drill and magnetic nut driver?
A) Round head with straight slot B) Hex head C) Pan head with phillips slot D) Countersunk head with straight slot
Which has a higher heat content, a 100°F liquid or an equal mass of a 40° vapor?
A) The heat content is not related to the temperature or state of a substance. B) The 40°F vapor has a higher heat content. C) The 100°F liquid has a higher heat content. D) The heat content is the same because they have the same mass.