14.1.19. 1 body mass m1 = 0,7 kg can move along a horizontal guide. Determine the acceleration of the body unit 1 at time t = 0,25 c if relative thereto under the action of internal forces of the system moves the body weight of 2 kg m2 = 0,1 according to the equation s = sin4t.

Right after the payment you will receive a link to a zip archive with the solution of the problem 14.1.19
(Chapter 3 - Dynamics theme - 14.1: on the movement of the center of mass theorem) of Reshebnik to the collection of short tasks on the theoretical mechanics Kep OE, JA Viba, OP Grapis, JA Svetinysh et al. Publishing Moscow / Graduate School / 1989, 2009, 2012.
This task is completed in the word format.
After checking the solutions I would be very grateful if you leave a positive review.