Question

where high - strength welds are required, a ________ joint weld with 100% penetration is used.
lap joint
butt - joint
edge joint
corner joint
t - joint
question 8
1 pt
unless tack welds are made properly, they often crack during the welding operation.
true
false

Explanation:

Butt - joints are used for high - strength welds with 100% penetration as they provide a strong, continuous connection. Improperly made tack welds can crack during the welding operation due to stress concentrations and improper solidification.

Answer:

1. B. Butt - Joint
2. A. True