What is the most common cause of low frequency vibration?
A) Tire or wheel problems
B) Defective CV joint
C) Defective transmission mount
D) None of these
A) Tire or wheel problems
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Which of the following is true of laser light?
A. It cannot be treated as any other light. B. It cannot be reflected. C. It cannot be defused. D. It remains in a very tight column without spreading out.
The amount of matter in an object is described as its ________
A) Weight B) Mass C) Volume D) None of these
Most hot water boilers heat the water up to temperatures of:
A) 100°F to 150°F. B) 200°F to 250°F. C) 180°F to 200°F. D) 280°F to 300°F.
Number the sequence of events to start the oil burner
a. Primary control starts burner motor and ignition transformer. b. Oil ignites. c. Thermostat calls for heat. d. Cad cell sees flames. e. Primary control shuts off burner motor. f. Primary control keeps burner motor on. g. Thermostat is satisfied. h. Primary control deenergizes ignition transformer. What will be an ideal response?