A bimetallic strip of thickness 2 cm consists of zinc and silver riveted together. The approxi-mate radius of curvature of the strip when heated through 50^(@) Cwill be : (linear expansivity of zinc and silver are 32 xx 10^(-6)//^(@) Cand 19 xx 10^(-6)//^(@) Crespectively )

A bimetallic strip of thickness 2 cm consists of zinc and silver rivet

1.	A bimetallic strip of thickness 2 cm consists of zinc and silver riveted together. The approxi-mate radius of curvature of the strip when heated through 50^(@) Cwill be : (linear expansivity of zinc and silver are 32 xx 10^(-6)//^(@) Cand 19 xx 10^(-6)//^(@) Crespectively )
Answer» 30.77 m 61.54 m 15.38 m 7.69 m Answer :C