Question

3. A 55 kg student is standing on a rigid, 3 meter, 10 kg, plank that is resting on two scales, one on either end of the plank. The student is standing 0.9 meters from the left scale. a) (10 pts) What does the right scale read (in kg)? 855kg lokg Tons Slot x 1,5 m 3n= right = (2.1 XSS 1 - (3.0 xloxy na olis. S - 3onix -115.5=-3ani 0.90 m 90 90 GT s 1.53.85 kg X

Answer 1

wi= ssx9.8=539 N Wzagon 0.9 m 1-smo Torque about 'p' (539x0.9) +(98x 1-5) = NRX3 INR 2 210.7