Why are run capacitors oil filled and metal cased?
What will be an ideal response?
The run capacitor is in the circuit whenever the motor is running so it tends to get warm. The oil inside the capacitor and the metal case help to dissipate the heat and keep the capacitor cool.
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A customer feels he was overcharged for a past repair. The service consultant, based on the textbook, should:
A. Open the cash register and give the customer the money B. Use a policy check (voucher) C. Tell the customer to leave D. Give the customer free service worth the amount he is owed
Discuss the efficiency of LEDs compared to CFL or incandescent lights.
What will be an ideal response?
_____ are snow white when immature birds, but the adults are a dark blue, almost black, color
a. Snow heron b. Little blue heron c. White heron d. Black heron
Technician A says that maintenance-free batteries use a large amount of water. Technician B says that maintenance-free batteries use materials that reduce the amount of water used by the battery. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians D) Neither technician