Solution of task 20.2.1 from the collection of Kepe OE

Solution of task 20.2.1 from the collection of Kepe OE

20.2.1
The potential energy of the mechanical system is P = 15? 2, where y is rad. Identify
The generalized force corresponding to the generalized coordinate? At the time when the angle
? = 90 °. (Answer -47.1)

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