The diameter of a brass ring at 30 °C is 50.0 cm. To what temperature must this ring be heated to increase its diameter to 50.29 cm? [ linear expansivity of brass = 1.9 x 10−5 K−1] By: Sunday|Published on: Jan 11|Categories: Physics WAEC| 0 comments A. 152.6 °C B. 182.6 °C C. 306.1 °C D. 335.5 °C Correct Answer: Option A = 152.6 °C Users Also Read These:A brass rod is 2 m long at a certain temperature.…The linear expansivity of brass is 2 x 10^¯5C¯¹. If…A solid metal cube of side 10cm is heated from 10°C…The region of a plant stem in which cells divide to…An aluminium rod of length 1.8m at 100oC is heated…SEE ALSO If a gas is excited by high voltage to produce discharge and the light is examined in a spectrometer?