Question #104979

Slope two bodies with the same m = 1kg mass in relation to weightless wires

and put one on the turntable that was at the top of the plane,

and one on an inclined plane. The inclined plane is horizontal

Create an angle α = 30o. If the body on an inclined plane slides without friction

Find the acceleration and pulling force of each body. Turns back without rubbing

Expert's answer

ma=Tma=T

ma=mgsin30T=0.5mgTma=mg\sin{30}-T=0.5mg-T

So,


2ma=0.5mg2ma=0.5mg

a=0.25g=0.25(9.8)=2.45ms2a=0.25g=0.25(9.8)=2.45\frac{m}{s^2}

The pulling force of each body:

F=ma=(1)(2.45)=2.45 NF=ma=(1)(2.45)=2.45\ N


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