The torsional pendulum shown in the figure consists of a horizontal circular disk of mass M =
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Calculate the maximum permissible angle of rotation (max of the disk (that is, the maximum amplitude of torsional vibrations) so that the stresses in the wire do not exceed 100 MPa in tension or 50 MPa in shear.
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d 4 mm L-2 m dynax M 60 kg
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