The 10 lb weight is supported by the cord AC, a roller and by a spring. If the spring has an unstretched length of 8 in. and the weight is in equilibrium when d = 4 in., determine the stiffness k of the spring. 12 in.- Select one: O a.k= 4.8 lb/in Ob.k=7.8 lb/in Ock=6.8 lb/in

The 10 lb weight is supported by the cord AC, a roller and by a spring. If the spring has an unstretched length of 8 in. and the weight is in equilibrium when d = 4 in., determine the stiffness k of the spring. 12 in.- Select one: O a.k= 4.8 lb/in Ob.k=7.8 lb/in Ock=6.8 lb/in

International Edition---engineering Mechanics: Statics, 4th Edition

4th Edition

ISBN:9781305501607

Author:Andrew Pytel And Jaan Kiusalaas

Publisher:Andrew Pytel And Jaan Kiusalaas

Chapter10: Virtual Work And Potential Energy

Section: Chapter Questions

Problem 10.50P

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Question

The 10 Ib weight is supported by the cord AC, a roller and by a spring. If the spring has an unstretched length of 8 in. and
the weight is in equilibrium when d = 4 in., determine the stiffness k of the spring.
12 in.
in
A
Select one:
O a.k= 4.8 lb/in
Ob.k=7.8 Ib/in
Oc.k=6.8 Ib/in
Od.k=5.8 Ib/in

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