Sharp glass edges are ……….. For making them smooth.

Sharp glass edges are heated for making them smooth (polishing of glass) which is due to its

Sharp glass edges are heated for making them smooth (polishing of glass) which is due to its

Give the reason behind the following. Sharp glass edges are heated for making them smooth.

Give the reason behind the following: Sharp glass edge are heated for making them smooth.

Sharp edges can apply

Assertion A : Sharp glass edge becomes smooth on heating it upto its melting point. Reason R : The viscosity of glass decreases on melting. Choose the most appropriate answer from the options given below.