Question

Ghals of mess AM mass m are initially at rest and start eheir motion at 0. IT a). Draw free-body diagrams for the disk and for the mass m. C shew all tha tones L p b). Find angular acceleration α of the disk (formula, then calculation) c). If the system starts its motin at -, wtwibe the aneudar additional length of the string that have nwound in that timLIp an e). What will be the rotational kinetic energy of the disk at t ). What will be the total kinetic energy of the system at t

Answer 1

2m TR ma 3 9.θ 2