A brass rod is 2 m long at a certain temperature. Calculate the linear expansion of the rod for a temperature change of 100K. (Take the linear expansivity of brass as 1.8 x 10^5K). by Sunday | Aug 29 | Physics WAEC | 0 comments A. 0.3600 m B. 0.1800 m C. 0.0360 m D. 0.0036m E. 0.0018 m Correct Answer: Option D – 0.0036m Users Also Read These:An iron rod of length 50m and at a temperature of…A copper rod, 5m long when heated through 20c,…On a fairly cool rainy day when the temperature is…A blacksmith heated a metal whose cubic expansivity…The linear expansivity α; and cubic expansivity γ;…