An elastic material of length 3m is to be stretched to reduce an extension three times its original length. Calculate the force required to produce the extension
Verified Correct Answer: .
Physical Principles & Numerical Solution
Calculation of the force needed to produce extension of material
F = Ke
= 988.3 x 3 x 3
= 8840.74N
Source: Myschool Past Questions Archive (Record #59504)