4. the fire alarm goes off, and a 97 kg fireman slides 3.0 m down a pole to the ground floor. suppose the fireman starts from rest, slides with a constant acceleration, and reaches the ground floor in 1.2 s. (a) what was the upward force f exerted by the pole on the fireman
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4. the fire alarm goes off, and a 97 kg fireman slides 3.0 m down a pole to the ground floor. suppos...
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