A tractor T is pulling a trailer M with a constant acceleration. If the forward acceleration is 1.5 m/s2 and M 400 kg and T =500 kg, then the force on the tractor due to the trailer is (ignore air resistance) M
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- A block with mass mb=7.75 kg is suspended on a string. You pull upwards on the string creating a tension force of magnitude TYb=79.2275 N. If the upward speed of the block is 2.25 m/s right now, then what is its speed 5.5 s later?m1 = 25.2 kgm2 = 6.3 kgF = 4.1 Npulley: mp = 2.2 kg, r = 7.5 cmno friction anywherea) Find acceleration of masses.A 2.50 kg object is moving along the x-axis, in the positive direction, at1 .60 m/s. As it passes through the origin, two forces F1 and F2are applied, both forces only have components in the y-direction (Note: The y-components of either force could be positive or negative). The forces are applied for 3.00 s, after which the object is atx=4.80 m,y=10.8 m.If~F1=15.0ˆjN, what is~F2?
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