Recent content by lalalu

A baton is constructed out of two rigid rods that are at right angles. Determine the center of mass along the X direction and the Y direction. The position of the masses are: m1=3.0kg r1= -6.0i + 0.0j m2= 4.0kg r2=0.0i+3.0j m3=7.0kg r3= 6.0i+0.0j m4=5.0kg r4=0.0i-3.0j [the 'r', 'i' & 'j' have...

A car traveling on a straight road at 9.00 m/s goes over a hump in the road. The hump may be regarded as an arc of a circle of radius 11.0 m. (a) What is the apparent weight of a 600-N woman in the car as she rides over the hump? (b) What must be the speed of the car over the hump if she is to...