If the spring brakes are on when should you push the brake pedal
a. Only when driving down hill
b. Only on a slippery road
c. Never
Ans: c. Never
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One mole of air, initially at 150°C and 8 bar, undergoes the following mechanically reversible changes. It expands isothermally to a pressure such that when it is cooled at constant volume to 50°C its final pressure is 3 bar. Assuming air is an ideal gas for which 
and 
calculate W, Q, ?U, and ?H.
What will be an ideal response?
The main difference between 800 and 900 services is who pays for the call
Indicate whether the statement is true or false
An analog system is one in which processed data is in analog form only
Indicate whether the statement is true or false
Presentation elevations are drawings that are a part of the initial design process and may range from sketches to very detailed drawings intended to help the owner and lending institution understand the basic design concepts.
Answer the following statement true (T) or false (F)