(a) What is spring ? Briefly define the type of spring. Also explain the formula of stress for flat spring.7 (b) A plat spiral spring is made of 6 mm wide.and 2.5 mm thick wire andis 250 cm long. Assuming the maximum stress of 840 MPa to occur at the point of greater bending, calculate the torque; the work stored and the number of turns to wind up to spring.E 210 GPa. ·

(a) What is spring ? Briefly define the type of spring. Also explain the formula of stress for flat spring.7 (b) A plat spiral spring is made of 6 mm wide.and 2.5 mm thick wire andis 250 cm long. Assuming the maximum stress of 840 MPa to occur at the point of greater bending, calculate the torque; the work stored and the number of turns to wind up to spring.E 210 GPa. ·

Mechanics of Materials (MindTap Course List)

9th Edition

ISBN:9781337093347

Author:Barry J. Goodno, James M. Gere

Publisher:Barry J. Goodno, James M. Gere

Chapter7: Analysis Of Stress And Strain

Section: Chapter Questions

Problem 7.7.15P: A brass plate with a modulus of elastici ty E = 16 X 106 psi and Poisson’s ratio a = 0.34 is loaded...

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