The efficiency of a heat engine is defined as the ratio of
A)
the heat input at the high temperature to the heat output at the low temperature.
B)
the heat output at the low temperature to the heat input at the high temperature.
C)
the work it does to the heat input at the high temperature.
D)
the work it does to the heat output at the low temperature.
E)
the work it does to the difference between the heat input from the heat output.
Question 2
A proton is an example of
A)
a lepton.
B)
a meson.
C)
a baryon.
D)
a gauge boson.
E)
none of the above.
When the engine is cold, the coolant flows through the bypass.
A turbocharger uses some of the heat energy that would normally be wasted.
The engine is rotated until the timing marks again align indicating that the companion cylinder ...
Air flows through the PCV valve during acceleration and when the engine is under a heavy load.
Heat Stress and Wind Chill: Indices of Human Discomfort
High stress, by household type (age-standardized), age 18+, Canada, 1994-1995