1. A coil of aluminum wire has a resistance of 50 when its temperature is 0°C. Determine its resistance at 100°C if the temperature coefficient of resistance of aluminum at 0°C is 0.0038/°C.
1. A coil of aluminum wire has a resistance of 50 when its temperature is 0°C. Determine its resistance at 100°C if the temperature coefficient of resistance of aluminum at 0°C is 0.0038/°C.
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![1. A coil of aluminum wire has a resistance of 50 when its temperature is 0°C. Determine its resistance at
100°C if the temperature coefficient of resistance of aluminum at 0°C is 0.0038/°c.
2. A coil of copper wire has a resistance of 20 at 18°C. If the temperature coefficient of resistance of
copper at 18°C is 0.004/°C, determine the resistance of the coil when the temperature rises to 98°C?](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F25b69581-bfdb-4697-a3fd-bfc371d5d1a9%2F4f94cb0e-76bf-42aa-9503-4b7e8991cfe2%2F146qptp_processed.jpeg&w=3840&q=75)
Transcribed Image Text:1. A coil of aluminum wire has a resistance of 50 when its temperature is 0°C. Determine its resistance at
100°C if the temperature coefficient of resistance of aluminum at 0°C is 0.0038/°c.
2. A coil of copper wire has a resistance of 20 at 18°C. If the temperature coefficient of resistance of
copper at 18°C is 0.004/°C, determine the resistance of the coil when the temperature rises to 98°C?
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