एक जिग-जैग डबल-रिवेटेड लैप जॉइंट में, विकर्ण पिच (diagonal pitch) सैद्धांतिक रूप से निम्नलिखित में से किस संबंध द्वारा दी जाती है (जहाँ pd = विकर्ण पिच, p = पिच, और d = रिवेट्स का व्यास)?

What is the formula for the diagonal pitch (pd) in zig-zag riveted joints, where 'p' is the pitch and 'd' is the diameter of the rivet hole?

In a Zig-zag riveted lap joint, the diagonal pitch (pd) is calculated using which of the following relations, where 'p' is the pitch and 'd' is the diameter of the rivets?