Machine Design
In order to avoid tearing of the plate at an edge, the distance from the centre line of the rivet hole to the nearest edge of the plate should be equal to (where d = Diameter of rivet hole)

1.5 d
1 d
2.5 d
2 d

ANSWER DOWNLOAD EXAMIANS APP

Machine Design
Spring index is

Load required to produce unit deflection
Ratio of coil diameter to wire diameter
Its capability of storing energy
Indication of quality of spring

ANSWER DOWNLOAD EXAMIANS APP