An elevator of mass of 1200kg is hanged by steel wire with a cross sectional area 1.2*10-4 m2 (Young's modulus 2x1011 N/m2). The strain in the wire should not exceed 0.001. If the maximum acceleration of the elevator while it is going up is 2 m/s2, what is mass of the maximum load that can be of the elevator? Select one: O a. 2033.9 kg O b. 1867.9 kg O c. 3076.9 kg O d. 2448.9 kg O e. 833.9 kg

An elevator of mass of 1200kg is hanged by steel wire with a cross sectional area 1.2*10-4 m2 (Young's modulus 2x1011 N/m2). The strain in the wire should not exceed 0.001. If the maximum acceleration of the elevator while it is going up is 2 m/s2, what is mass of the maximum load that can be of the elevator? Select one: O a. 2033.9 kg O b. 1867.9 kg O c. 3076.9 kg O d. 2448.9 kg O e. 833.9 kg

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter14: Static Equilibrium, Elasticity, And Fracture

Section: Chapter Questions

Problem 57PQ: A copper rod with length 1.4 m and cross-sectional area 2.0 cm2 is fastened to a steel rod of length...

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