Solution of task 20.3.1 from the collection of Kepe OE

Solution of task 20.3.1 from the collection of Kepe OE

20.3.1
The sum of elementary works of all forces applied to a certain mechanical system is written in the form δA = 20 δq1 + 30δq2 + 60δq3, where q1 q2, q3 are generalized coordinates, m. Find the generalized force corresponding to the generalized coordinate q2. (Answer 30)

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