A reverted epicyclic gear train carries two gears, A and D and another compound B and C. The teeth number are given below. If the gear A meshes with B and C meshes with D, what will be the sense and rotation speed of D when A is rotated at 300 rpm clockwise keeping the arm fixed.
TA = 80, TD = 50, TC = 661
800 rpm counter clockwise
2
880 rpm clockwise
3
400 rpm clockwise
4
400 rpm counter clockwise