1. A jack having square threads of 50 mm nominal diameter and 10 mm pitch is supporting a load of 89 kN. A double thread is used and the coefficient of friction maybe as low as 0.10 or as high as 0.15.c. What maximum torque is necessary to lower the load?d. What is the maximum torsional shear stress induced on the screw? c. What maximum torque is necessary to lower the load?d. What is the maximum torsional shear stress induced on the screw? 1. A jack having square threads of 50 mm nominal diameter and 10 mm pitch is supportinga load of 89 kN. A double thread is used and the coefficient of friction maybe as low as0.10 or as high as 0.15.

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Answered: 1. A jack having square threads of 50…

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

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1. A jack having square threads of 50 mm nominal diameter and 10 mm pitch is supporting a load of 89 kN. A double thread is used and the coefficient of friction maybe as low as 0.10 or as high as 0.15.
c. What maximum torque is necessary to lower the load?
d. What is the maximum torsional shear stress induced on the screw?

c. What maximum torque is necessary to lower the load?
d. What is the maximum torsional shear stress induced on the screw?

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