% exam 2 % problem 7 clear all; clc; close all v0 = 4; % m/s M = 10; % kg g = 9.81; % m/s^2 mu = 0.2; % y: N = M g N = M*g % x: -mu M g = M a a = -mu*g % v = a t + v0 = 0 => t = -v0/a % t = 2.0387
N = 98.100000000000009 a = -1.962000000000000 t = 2.038735983690112