Multiple Choice Question (MCQ)
Question: What is the minor diameter of thread?
A.
Minor dia = Major dia ? (2 x pitch)
B.
Minor dia = Major dia + (2 x pitch)
C.
Minor dia = Major dia + (2 x depth)
D.
Minor dia = Major dia ? (2 x depth)
Correct Answer: Minor dia = Major dia ? (2 x depth)
Explanation
Maroon is the colour painted on the acetylene gas cylinders.