The purpose of the start-capacitor in the capacitor-start motor is ____.
A. to allow the motor to operate as well on DC as it does on AC
B. to save wear and tear on the brushes and commutator
C. to smooth out the 120 Hz vibrations
D. to produce a higher starting torque than that found in the split-phase motor
Answer: D
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Which statement best describes why steam rises to the top of the boiler?
a. The boiler feedwater pump drives it there. b. The steam rises by natural convection to the top. c. The steam floats on the boiling water. d. The steam is denser than water.
Which structure secretes melatonin?
A) anterior pituitary gland B) superior colliculus C) posterior pituitary gland D) hypothalamus E) pineal gland
As used in regard to information, the term “relevant” means that the information is pertinent
to the subject at hand.
Indicate whether the statement is true or false.Technician a says that the red brake warning light can be turned on if a difference in pressure is detected by the pressure differential switch. Technician B says that the red brake warning light can be turned on if the brake fluid level sensor detected low brake fluid level. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians D) Neither technician