ahsan javed
May 9, 2012, 03:56 AM
What is bimetallic strip? And where it is used?
ahsan javed
May 9, 2012, 03:59 AM
Bimetallic is a strip made up of two metals,iron and brass.brass expand more than iron when it is heated.it is used in iron.
ahsan javed
May 9, 2012, 04:01 AM
Describe thermal expansion and contraction of gases?