Answer to Question #124081 in Mechanical Engineering for Emmanuel Kojo Mensah Kent

Question #124081
An object of mass 0.5 kg is attached to an elastic string with natural length 1.2 m and
causes an extension of 8 cm when the system hangs vertically in equilibrium.
(i) What is the tension in the spring?
(ii) What is the modulus of elasticity of the spring?
(iii) What is the mass of an object which causes an extension of 10 cm?
1
Expert's answer
2020-06-28T18:48:33-0400

(i) According second Newton's Law in equilibrium


(ii) According Hooke's Law


(iii)


An object of mass 0.625 kg causes an extension of 10 cm when the system hangs vertically in equilibrium. 



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Comments

Assignment Expert
29.06.20, 16:15

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Emmanuel Kojo Mensah Kent
29.06.20, 08:50

The Answers are clear and precise Thanks very much

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