can i become lecturer by pursuing b tech through correspondence

yES, There is no such rule that a B.Tech through distance learning is not eligible However to become a lecturer You should be first class masters degree holder ( M.Tech) and you have to qualify NET/ SET exam

i have done msc electronics from pakistan but still jobless what is the oppertunity for me which course is best for me so i can get a job in pak as well as abroad thank u

Go thro' NET

Yes you can but it is not approved by AICTE. and for more information you can check the site of the dec.ac.in.

if you can gain some experience in teaching side by side at this time UGC are going o pass one rule for lecture for min qulification MPHIL