Multiple Choice Question (MCQ)

Question: What is the formula to calculate the length of snap head rivet, if D is dia of rivet and T is total thickness of plates to be joined ?
A. L = T + 1.5D
B. L = T + 2D
C. L = T + 1.25D
D. L = 2T + 2D
Correct Answer: L = T + 1.5D