When a weld bead is nearing completion, it should be tapered so that when it is restarted the buildup will be more uniform.
Answer the following statement true (T) or false (F)
True
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?____ is(are) used for surfacing applications.
A. ?Strip electrodes B. ?Backing strips C. ?Twisted wire D. ?Bulk wire
For the frame in Figure P8.33, compute the horizontal and vertical displacements at joint B.
Can changes in atmospheric pressure affect refrigeration gauge pressure readings?
A) Changes in atmospheric pressure can affect the final reading by changing the calibration point of the gauges. B) Atmospheric pressure changes can affect high-pressure gauge readings, but not compound gauge readings. C) Atmospheric pressure changes can affect compound gauge readings, but not high-pressure gauge readings. D) Since refrigeration systems are closed to the atmosphere, atmospheric pressure has no effect on refrigeration gauge pressure readings.
What is not a factor to be considered before selecting any type of retaining ring, other than load capacity?
A. lug size B. adequate clearance C. the cost of installing the ring D. whether or not a groove is required