Two materials having temperature coefficients of 0.004 and 0.0004 resp – McqOptions

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1.	Two materials having temperature coefficients of 0.004 and 0.0004 respectively are joined in series. The overall temperature coefficient is likely to be
A.	0.08
B.	0.04
C.	0.001
D.	0.0001
Answer» D. 0.0001

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