1. Nichrome ribbon resistor elements each has a resistance of 1 ohm. The element is made from sheet of nichrome alloy, 0.0025 cm thick. If the width of the ribbon is 0.3 cm, what length is required per element in cm? Assume specific resistance of nichrome alloy to be 109 micro ohm-cm.
1. Nichrome ribbon resistor elements each has a resistance of 1 ohm. The element is made from sheet of nichrome alloy, 0.0025 cm thick. If the width of the ribbon is 0.3 cm, what length is required per element in cm? Assume specific resistance of nichrome alloy to be 109 micro ohm-cm.
Electricity for Refrigeration, Heating, and Air Conditioning (MindTap Course List)
10th Edition
ISBN:9781337399128
Author:Russell E. Smith
Publisher:Russell E. Smith
Chapter12: Electronic Control Devices
Section: Chapter Questions
Problem 14RQ
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