A battery gives off explosive hydrogen gas during the battery charging process.
Answer the following statement true (T) or false (F)
True
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PROBLEM 2.39 Two cylindrical rods, AC made of aluminum and CD made of steel, are joined at C and restrained by rigid supports at A and D. For the loading shown and knowing that Ea = 10.4 ? 106 psi and Es = 29 ? 106 psi, determine (a) the reactions at A and D, (b) the deflection of point C.
A distribution duct has an area of 2.1 sq ft and an air speed of 340 ft/ min. A side duct of 1.0 sq ft splits off. The main duct reduces in size to 1.4 sq ft. What is the air flow in the main duct after the split?
Fill in the blank(s) with the appropriate word(s).
The fermentation of sugar to produce butanol is accomplished by a Clostridium bacteria
Indicate whether the statement is true or false.?Before using a valve spring compressor, what part of the valve and spring assembly should be struck with a short piece of pipe and a hammer?
What will be an ideal response?