Which is the most widely used alternative fuel?
A) E85 B) Propane C) M85 D) CNG
B
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A piston-cylinder device initially contains 100 moles of an ideal gas at T = 353.15 K and P = 0.1 MPa. The ideal gas has CP* = (7/2)R. Heat is added and the gas expands isobarically until its volume is twice its initial volume. How much heat was added?
A. -561. kJ B. 1 MJ C. 233. kJ D. 2 MJ E. Insufficient information to solve
On the heating plan, a solid line indicates ____ pipes.
A. lead B. water C. supply D. return
It is always practical to show the grade of lumber to be used for roof framing.
Answer the following statement true (T) or false (F)
The clip angle connecting the beam’s web at A to the column may be assumed equivalent to a pin support. Assume member BD acts as an axially loaded pin-end compression strut. Compute the reactions at points A and D.