Лаг1989 задача №5.35

On a horizontal rectilinear section of the track, the railway car is decelerated and its speed changes uniformly from 54 km / h to 36 km / h during t = 2.5 s. Determine the force of inertia Fu, acting on a suitcase weighing m = 18kg, lying on the horizontal shelf of the car. At what minimum value of the coefficient of friction k between the suitcase and the shelf will the suitcase begin to slide on the shelf?

Thank you for your purchase. If you have any questions, please contact us by e-mail (see. "Seller Information")