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Hunde
Questions (2)
If a man weight 900N on Earth ,what is his weight on Jupiter where the acceleration due to gravity is 25.9m/s
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A bag of cement of weight 350Nhangs from three wires.two of the wiresmake angles 60 degreeand angle 45 with the horizontal if
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Answers (2)
Vm=velocity of man Vr=velocity of river Vmr=velocity of man relative to river Vmr=Vm+Vr =2i+4j =4.47m/s direction@ an angle of 63.4 degree
Vs=0.7 relative to water,Vr=0.3&t=20.3sec then,Vsr=Vm-Vr,0.7+0.3=1m/s. V=s/t ,s=vt ,20.3m
