Physics, 19.04.2021 17:10, cristalybarrientos15
A force of 120 N is applied to the front of a sled at an angle of 28.00 above the horizontal so as to pull the sled a distance of 165 meters. How much work was done by the applied force? *
Answers: 1
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The particles that are found in the nucleus of an atom are
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Suppose astronomers built a 140-meter telescope. how much greater would its light-collecting area be than that of the 10-meter keck telescope? express your answer using two sign
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Physics, 23.06.2019 00:50, lbelle
Aplayer uses a hockey stick to push a puck at a constant velocity across the ice. the weight of the puck is 170 n. the coefficient of friction is 0.0600. with what force must the player push the puck so that his force just equals the frictional force? 28.3 n 0.999 n 0.102 n 0.0104 n
Answers: 1
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The two most prominent wavelengths in the light emitted by a hydrogen discharge lamp are 656(red) and 486 (blue). light from a hydrogen lamp illuminates a diffraction grating with 500 lines per mm, and the light is observed on a screen 1.50 behind the grating. what is the distance between the first-order red and blue fringes?
Answers: 3
A force of 120 N is applied to the front of a sled at an angle of 28.00 above the horizontal so as t...
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