engineering recuitment Cochin Shipyard Executive Trainee Mechanical Mock Test Strength of Materials Springs Closed Coil Helical Spring Under Axial Pull
In a closed helical spring subjected to an axial load, other quantities remain the same, if the wire diameter is doubled and the mean radius of the coil is also doubled, then the stiffness of the spring when compared to the original one will become _____.
1
Twice
2
Four times
3
Eight times
4
Sixteen times