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QUESTION
a father pulls his sons across the snow on a sled. the children and sled together weigh 550N. the father pulls the sled with a force of 400N at an...
a father pulls his sons across the snow on a sled. the children and sled together weigh 550N. the father pulls the sled with a force of 400N at an angle of 40 degrees above the horizontal. neglecting friction, find the acceleration of the sled
