The material point moves along a curved path by a force tangential component which Fτ = 0,2t2, a normal component of the Fn = 8 N. Determine the mass of the point, if at time t = 10 with its acceleration a = 0.7 m / s2.

Right after the payment you will receive a link to a zip archive with the solution of the problem 13.3.6
(Chapter 3 - Dynamics theme - 13.1: Defining the parameters of curvilinear motion by the given forces) from 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.
Task completed in word format (manuscript).
After checking the solutions I would be very grateful if you leave a positive review.