It is desired to raise the temperature of one quart of water in a coffee percolator from 18°C to 100°C in 9 minutes. The supply voltage is 120 V. (Note: one quart of water = 2.08 lbf; 453.6 grams = 1 lbf) a. What is the wattage required by the heater unit to bring the water to a boiling temperature in 9 minutes? What is the resistance of the heater unit? Determine the current taken by the heater unit. b. C.

It is desired to raise the temperature of one quart of water in a coffee percolator from 18°C to 100°C in 9 minutes. The supply voltage is 120 V. (Note: one quart of water = 2.08 lbf; 453.6 grams = 1 lbf) a. What is the wattage required by the heater unit to bring the water to a boiling temperature in 9 minutes? What is the resistance of the heater unit? Determine the current taken by the heater unit. b. C.

EBK ELECTRICAL WIRING RESIDENTIAL

19th Edition

ISBN:9781337516549

Author:Simmons

Publisher:Simmons

Chapter19: Special-purpose Outlets-water Pump, Water Heater

Section19.2: Water Heater Branch Circuit

Problem 8R: For residential water heaters, the Consumer Product Safety Commission suggests a maximum temperature...

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