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The resistance of the light bulb (120 V, 100 W) in the heated state is greater than 10 times in the cold state. Find its resistance in the cold state and temperature coefficient of resistance α, if the filament temperature of the filament is t = 2000 ° C.
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- Content type File
- Content description 31,31 kB
- Added to the site 20.09.2022
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Lag1989 problem number 15.8
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Timur_ed
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| 15 $ | the discount is 20% |
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Timur_ed
1
Cumulative discount
| 15 $ | the discount is 20% |
Check your discount
Amount of purchases from the seller: $
Your discount: %