The liquid temperature of the filler metal used in brazing is _________
(a) 150^oC
(b) 427^oC
(c) 723^oC
(d) 1000^oC
This question was addressed to me in an online interview.
I'm obligated to ask this question of Soldering and Brazing in chapter Metallurgy of Welding, Brazing and Soldering of Engineering Material & Metallurgy