When copper is being brazed to steel _____.
a. the technique is identical to brazing copper to copper
b. more heat is applied to the steel fitting
c. a filler metal with a high phosphorus content is best
d. a filler metal with a high silver content is used
Question 2
When brazing larger joints, _____.
a. use only a single orifice torch tip
b. use a soldering flux to make it easier to reach the needed temperature
c. small sections of the joint can be heated and brazed
d. a 95 tin/5 antimony solder is the best choice