A glass rod when measured with a zinc scale, both being at 30°C appears lo be of length 100cm. If the scale shows correct reading at 0^(@) C.

A glass rod when measured with a zinc scale, both being at 30°C appea

1.	A glass rod when measured with a zinc scale, both being at 30°C appears lo be of length 100cm. If the scale shows correct reading at 0^(@) C.
Answer» `100.078` CM `100.054` cm `100.024` cm `100.027` cm Answer :B