Q. Pick up the incorrect statement from the following: (Solved)
1. the nominal diameter of a rivet is its diameter before driving
2. the gross diameter of a rivet is the diameter of rivet hole
3. the gross area of a rivet is the cross-sectional area of the rivet hole
4. the diameter of a rivet hole is equal to the nominal diameter of the rivet plus 1.5 mm
- d. the diameter of a rivet hole is equal to the nominal diameter of the rivet plus 1.5 mm