OTHER FORMS OF THREAD - Practice Mode

1) What does BIS stand for?
Correct Answer: Bureau of Indian standard
2) Which is the angle of buttress thread?
Correct Answer: 45 Degree
3) Which formula is used to find crest width of a buttress thread?
Correct Answer: 0.125 x pitch
4) Which formula is used to find root width of a buttress thread?
Correct Answer: 0.125 x pitch
Explanation:

Ductility is a property of a material enabling it to be drawn into wires.

5) Which formula is used to find depth of buttress thread?
Correct Answer: 0.75 x pitch