Answers created by Md H S Shohrawardy
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If a 600-N woman sits on the floor, how much force does the floor exert on her?
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A charge of -2 C−2C is at (3, -7 )(3,−7) and a charge of 1 C1C is at (-3 , 4 ) (−3,4). If both coordinates are in meters, what is the force between the charges?
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How much work does it take to raise a 3 kg 3kg weight 81 m 81m?
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A projectile is shot at an angle of pi/3 π3 and a velocity of 5 m/s5ms. How far away will the projectile land?
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What is the kinetic energy of a 16 kg16kg object moving at 4/3 m/s43ms?
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What is the dot product of <-2,5,-7><−2,5,−7> and <8,-3,1><8,−3,1>?
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Question #7574f
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What is || <4, 9, 7 > - < 9, -1, 2> ||||<4,9,7>−<9,−1,2>||?
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If an object is dropped, how fast will it be moving after falling 12 m12m?
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A ball with a mass of 9 kg9kg moving at 14 m/s14ms hits a still ball with a mass of 18 kg18kg. If the first ball stops moving, how fast is the second ball moving?