A Certain Material Is in a Room at 27 $\degree$ CIf the Absolute Temperature (K)of the Material Is Tripled,its Resistance

question 73

Multiple Choice

A certain material is in a room at 27 $\degree$ C.If the absolute temperature (K) of the material is tripled,its resistance doubles.(Water freezes at 273 K. ) What is the value for a,the temperature coefficient of resistivity?

• A)1 ( \(\degree\)C)^-1
• B)2 ( \(\degree\)C)^-1
• C)0.001 7 ( \(\degree\)C)^-1
• D)0.038 ( \(\degree\)C)^-1

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