Machine Design
If an application calls for stresses on screw threads in one direction only, then the following type of thread would be best suited

BSW
Acme
Buttress
Square

ANSWER DOWNLOAD EXAMIANS APP

Machine Design
The flank of the tooth is the

Surface of the tooth above the pitch surface
Surface of the tooth below the pitch surface
Width of the tooth measured along the pitch circle
Surface of the top of the tooth

ANSWER DOWNLOAD EXAMIANS APP