To calculate the maximum safe load that a motor may be expected to carry continuously at its rated voltage and frequency, the service factor is multiplied by the _____.
a. frequency
b. torque
c. horsepower rating
d. power factor
c. horsepower rating
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A customer complains that the heater works sometimes, but sometimes only cold air comes out while driving. Technician A says that the water pump is defective. Technician B says that the cooling system could be low on coolant. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians D) Neither technician
Technician A says a CANDi module will flash the RED LED rapidly if communication is detected. Technician B says A twisted pair is where two wires are twisted to prevent electromagnetic radiation from affecting the signals passing through the wires. Who is right?
A) A only B) B only C) Both A and B D) Neither A nor B
The state of matter with the highest energy level is:
A) Liquid. B) Solid. C) Gas.
When installing a piping system with iron pipe:
A) The pipe must be threaded and fitted. B) The pipe must be cut and fitted. C) The pipe must be cut with a vise. D) The pipe must be fitted with a vise.