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The block has mass M and rests on a surface for which the coefficients of static and kinetic friction are µ, and µ respectively. A force F = kt² is applied to the cable. Given : M = 150 kg, k = 60 N/s, H, = 0.5, Hk = 0.4. Which of the following is/are correct?

The block has mass M and rests on a surface for which the coefficients of static and kinetic friction are µ, and µ respectively. A force F = kt² is applied to the cable. Given : M = 150 kg, k = 60 N/s, H, = 0.5, Hk = 0.4. Which of the following is/are correct?

Elements Of Electromagnetics
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
Problem 1.1MA
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The block has mass M and rests on a surface for which the coefficients of static and kinetic friction are µ̟ and µɛ respectively. A force F = kt² is applied to the cable. Given : M = 150 kg, k = 60 N/s?, H, = 0.5, H = 0.4. Which of the %3D following is/are correct? (A) The time at which block begins to slide is 2.5 sec (B) The time at which block begins to slide is 1.5 sec (C) Acceleration of block at t = 5 sec is 16 m/s? (D) Acceleration of block att = 5 sec is 6 m/s?
Transcribed Image Text:The block has mass M and rests on a surface for which the coefficients of static and kinetic friction are µ̟ and µɛ respectively. A force F = kt² is applied to the cable. Given : M = 150 kg, k = 60 N/s?, H, = 0.5, H = 0.4. Which of the %3D following is/are correct? (A) The time at which block begins to slide is 2.5 sec (B) The time at which block begins to slide is 1.5 sec (C) Acceleration of block at t = 5 sec is 16 m/s? (D) Acceleration of block att = 5 sec is 6 m/s?
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