Question

In conventional representation of internal threads, the crest diameter is ______ if nominal diameter is 'd'.

• A. $\phi \ 0.5d$
• B. $\phi \ d$
• C. $\phi \ 1.5d$
• D. $\phi \ 0.8d$

Answer 1

Answer: (D)

$\phi \ 0.8d$

Answer 2

The correct option is (D): Φ0.8d