Match the following.
Set -I Set -II
A) Nichrome 1) Pb, Bi,Sn,Cd
B) Type metal 2) Pb,Sb,Sn
C) Woods metal 3) Cu, Al, Zn
D) Devarda's alloy 4) Fe, Ni, Cr
∫π40tan2x dx= [Roorkee 1983, Pb. CET 2000]