Physics, 01.07.2019 22:00 BARRION1981

Ametal rod 80cm long lengthens by 0.090cm when its temperature rises by 93.6$^o$c. what is the linear expansivity of the metal (a)0.0012/k (b)0.000012/k (c)12/k (d)1.2/k

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Ametal rod 80cm long lengthens by 0.090cm when its temperature rises by 93.6$^o$c. what is the linea...