The shaft of the pedal is 18 cm long. Find the magnitude of the torque about P. (a) 10.8 sin 10 s 7.6 N .m., 3M (b) 5.8 sin 70° 5.6 N .m., 60 N (e) 10.8 cos 80 10.6 N m., (d) 10.8 sin 80° z 10.6 N ..

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