Give one example each of materials that would be used for a) electrical conductors, b) magnets, and c) acoustic insulation.
What will be an ideal response?
a) Metals such as copper and silver; b) Cobalt and an alloy of aluminum, nickel, and cobalt called alnico, and some special advanced ceramics; c) Cork, rubber, polyethylene.
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A pH scale of 7 indicates a neutral solution as pure water. What does the pH scale tell you?
What will be an ideal response?
A press-fit dust boot requires the use of ________ to install it
A) Compressed air B) A set of rings C) A boot driver D) A screwdriver
When installing a new U-joint, position the grease fitting facing the ________ of the driveshaft
A) Driveshaft yoke B) Driveshaft tube C) Either A or B D) Neither A nor B
Which one of the following signal flow descriptions is NOT true?
A) Signal flow inside and outside the blocks is from left to right. B) Dotted lines indicate real values. C) A dashed line indicates Boolean values. D) Solid line indicates integer values.