Physics, 13.04.2021 02:20 oliviaberta91
A baseball player hits a 0.15 baseball that is initially at rest, changing its momentum by 11 (kg⋅m)/s
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Amoving electron has kinetic energy k1. after a net amount of work w has been done on it, the electron is moving one-quarter as fast in the opposite direction. (a) find w in terms of k1. (b) does your answer depend on the final direction of the electron's motion?
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Two forces produce equal torques on a door about the door hinge. the first force is applied at the midpoint of the door; the second force is applied at the doorknob. both forces are applied perpendicular to the door. which force has a greater magnitude?
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At what time will the interfering waves have an amplitudeof zero?
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A baseball player hits a 0.15 baseball that is initially at rest, changing its momentum by 11 (kg⋅m)...
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