In an experiment, the resistance of a material is plotted as a function of temperature (in some range).As shown in the figure, it is a straight line. One may conclude that :
A
`R(T)=R^0/T^2`
B
`R(T)=R_0e^(-T_0^2//T^2)`
C
`R(T)=R_0e^(-T^2//T_0^2)`
D
`R(T)=R_0e^(-T^2//T_0^2)`
Text Solution
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The correct Answer is:
C
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