The alignment of a motor and the driven mechanism must be done at room temperature and ____.
A. after heating with a torch
B. at operating temperature
C. after running for one minute
D. again after several days of operation
Answer: B
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Compute the true stress and the true strain using the data of Problem 2–6 and plot the results on log-log paper. Then find the strain-strengthening coefficient and the strain-strengthening exponent m. Find also the yield strength and the ultimate strength after the specimen has had 20 percent cold work.
What will be an ideal response?
What improper operation can lead to decreased boiler efficiency?
A) Loss of oxygen in boiler feed water B) Failing to purge firebox C) Opening pressured header drains and vents D) Poor control of excess air and draft control
What is the hertz rating of an AC circuit if the frequency is 20 cycles per 1/2 second?
a. 10Hz b. 20Hz c. 30Hz d. 40Hz
Most GM transaxles are based on the Simpson geartrain.
Answer the following statement true (T) or false (F)