19.1.9
Determine the generalized force of inertia corresponding to the generalized coordinate x2 if the inertia force of the body is 1 ^ = 4H, the transport and relative inertia forces of the body 2 are respectively Ф2e = 2Н, Ф2r = 1Н, the transport and relative inertia forces of the body 3, respectively, Ф3е = 2Н, Ф3r = 1H. (Answer 4)