Chemical Engineering MCQS with answer for test preparation. Chemical Engineering MCQS for PPSC, FPSC, NTS, ETA, SPSC, KPPSC. Chemical Engineering MCQS PDF Book. Prepare for exams with essential Chemical Engineering MCQs. Dkpoint.com
Joining of thin foils is preferred to be done by ?
A. Gamma rays
B. X-rays
C. Microwaves
D. Gas welding