engineering recuitment Vizag Steel MT Mechanical 2020 Test Series Strength of Materials Springs Types of Springs
A closed coiled helical tension spring having 28 coils is cut in two parts such that part A has 16 coils and part B has 12 coils. What is the ratio of stiffness of the spring A to the stiffness of the spring B?
1
1
2
1/2
3
3/2
4
3/4