What type of metal will produce bright white sparks?
A) Cast iron
B) Stainless steel
C) Mild steel
D) High-carbon steel
E) Titanium
E
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Which of the following statements is LEAST-Likely true?
A. Commercial rebuilders decide whether to replace a bearing by spinning it while "listening" with a special device that can tell if it makes too much noise. B. If a bearing is tight or feels rough, replace it. C. Most starters use bushings because the armature rotates for long periods like an alternator. D. Inspect bearings visually and by feeling them for roughness.
Most scientists agree that the greatest danger we have from our food supply is that of food spoilage and the ingestion of bacteria, not the presence of pesticides
Indicate whether the statement is true or false
Technician A says convection is the process of heat moving to cold. Technician B says convection also involves the movement of heat upwards. Who is correct?
A. Technician A only B. Technician B only C. Both A and B D. Neither A nor B
Inductive sensors can only detect parts that have some magnetic material present
Indicate whether the statement is true or false