A platinum resistance thermometer reads 46.0 Ω at 10 °C and 58.3 Ω at 100 °C

PHYSICS · Subjective · A Level · Physics · Electricity · Electricity

Problem

A platinum resistance thermometer reads 46.0 Ω at 10 °C and 58.3 Ω at 100 °C. Assuming the temperature coefficient of resistance of platinum remains constant in this range, determine its value at 0 °C.

Related theory

Temperature Dependence of Resistivity
Resistance & Resistivity
Resistance: geometry and temperature dependence
Current Electricity
Resistivity and factors affecting resistance
Electric Circuits
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