Answer to Question #243176 in Electrical Engineering for Jac

Question #243176

Nichrome ribbon resistor elements each has a resistance of 1Ω. The element is made from sheet of nichrome alloy, 0.025 cm thick. If the width of the ribbon is 0.3 cm, what length is required per element? Assume specific resistance of nichrome alloy to be 109 micro Ω-cm.


1
Expert's answer
2021-09-28T00:57:28-0400

If the width of the ribbon is 0.3 cm, what length is required per element?Assume specific resistance of nichrome alloy is 109 μΩ-cm. A. 68.8 cm B. 62.1 cmC. 70.7 cm D. 67.4 cm Problem 9One turn of the copper bar is produced by cutting a copper washer along a radius and spreading the ends.

A. 2.121x10 -4 ohm B. 4.312x10 -4 ohmC. 3.431x10 -5 ohm D. 1.078x10 -4 ohm Problem 8Nichrome ribbon resistor elements each has a resistance of 1 ohm. The element is made from sheet of nichrome alloy, 0.025 cm. thick.


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