For a fuel cell to convert energy to electricity it should be provided with:
A. Hydrogen only
B. Oxygen only
C. Hydrogen and oxygen
D. Water
Answer: C
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The edges of acoustical panels
A) are available in three different profiles. B) are snapped into extruded plastic shapes. C) are designed to rest on the metal suspension system. D) do not affect the overall pattern of the ceiling. E) all of the above.
Technician A says that a pilot is placed into the valve guide to position the stone or cutter correctly for resurfacing the valve seat. Technician B says that he installed height should be checked and corrected with oversized valves, if needed. Who is right?
A) Technician A only B) Technician B only C) Both technicians A and B D) Neither technician A nor B
You can use the ____ command to show the system calendar.
A. clndr B. syscal C. cal D. calendar
Problem 1.3 Two solid cylindrical rods AB and BC are welded together at B and loaded as shown. Knowing that P = 10 kips, find the average normal stress at the midsection of
(a) rod AB,
(b) rod BC.
