Compute the deflection of an 20 coils helical spring having a load of 75 kg. The spring is a square/ground ended spring with modulus of elasticity in shear of spring is 79.84 GPA. Outside diameter of 101.6 mm with wire diameter of 9.525 mm. The spring is squared and ground ends
a. 105.17 mm
b. 140.70 mm
c. 112.70 mm
d. 125.97 mm