A block of m 20.0 kg is placed on a plane incline at angle a-37.1 and is connected to a second hanging block with mass m2 by a cord passing over a small, frictionless pulley. The coefficient of kinetic friction between the plane and the block is 0.30. a) Find the mass ma if it is to descend 12.0 m in the first 3.00 s after the system is released from rest. b) Find the mass m, for which the block m, accelerate down the plane at a rate same as the magnitude in (a).

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Q: A. Use the illustration below and calculator to fill the data below. = 90 E e () e (rad) O (# lines ...

A: (θ) ° (θ) rad ΦE   0 0 EA   60 π/3 EA/2   90 π/2 0  

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Q: A moment of 15 ft-lbs is required to cut a thread on the end of a pipe. If the handles on the die ar...

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Newton's Second Law

Newton’s laws of motion describe the relationship between the motion of an object and forces acting on it. Newton’s law of motion has two types as follows: