Solution of task 15.1.16 from the collection of Kepe OE

Solution of task 15.1.16 from the collection of Kepe OE

15.1.16.
A pair of forces with a moment M = 40 +? 2 acts on the drum 1, whose radius is r = 0.1 m.
Determine the work done by a pair of forces and the gravity of the load 2, whose mass m2 = 40
Kg, when lifting cargo to a height of h = 0.3 m (Answer 11.3)