Question
Asked Feb 14, 2020
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32. An electronic device designed to operate at any
temperature in the range from –10.0ºC to 55.0ºC contains
pure carbon resistors. By what factor does their resistance
increase over this range?

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Expert Answer

Step 1

Given:

range of temperature = -10o to 55o C.

thermal constant of carbon = 0.5×10-3 /oC.

Step 2

The resistance increment factor is given as,

Physics homework question answer, step 2, image 1

Where,

∆T = temperature difference.

 

Step 3

factor by which resistance will increase,

Physics homework question answer, step 3, image 1

...

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