is applied to the end of the paper, determine the angular
acceleration of the roll as the paper unrolls. (2021 Final Exam, Q1, 25 P,
P01, PO2)
10 rad/s$^2$
4 rad/s
A
B
C
Q.2- The 1 m diameter disk rolls, and point B of the
1 m long bar slides, on the plane surface. Determine
the angular acceleration of the bar and the
acceleration of point B. (2019 Final Exam, Q2, 25 P, PO1, PO2)
0.6 m
1 m
Q.3- The 4-kg bar is released from rest in the