PH-7
Resistance
Physics · Secondary 3 · Medium · Resistance
A piece of wire has a resistance of 4.0 Ω at 0 °C and 6.0 Ω at 100 °C. Assume the resistance varies linearly with temperature.
What is the resistance of the wire at 25 °C?
What is the resistance of the wire at 25 °C?
- 4.2 Ω
- 4.5 Ω
- 5.0 Ω
- 5.5 Ω
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