Total # Posts: 3
If you heat a thin circular ring in a oven, does the rings hole get larger or smaller.why?
August 10, 2014
if cottheta=7/8 then what is the value of 1+costheta/1-sintheta*1-costheta/1+sintheta.
June 20, 2014
every one have to join hands to save our planet and more eco- friendly technologies should be introduced rather than cause harm to our mother earth......more trees have to be planted (10 trees for every one tree cut)
April 5, 2009