Physics, 14.07.2020 03:01 wendymtz2004
Respecto a los modelos propuestos por Huygens y Newton, responde: ¿qué hechos explicaban de manera satisfactoria?. ¿qué no podían explicar?
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Apulley with mass mp and a radius rp is attached to the ceiling, in a gravity field of 9.81 m/s2 and rotates with no friction about its pivot.
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Suppose that 27 j of work is needed to stretch a spring from its natural length of 6 m to a length of 9 m. (a) how much work is needed to stretch the spring from 12 m to 14 m? j (b) how far beyond its natural length will a force of 78 n keep the spring stretched?
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Physics, 22.06.2019 19:00
Abatter hits a 0.140-kg baseball that was approaching him at 30 m/s and, as a result, the ball leaves the bat at 40 m/s in the reverse of its original direction. the ball remains in contact with the bat for 2.0 ms. what is the magnitude of the average force exerted by the bat on the ball?
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Physics, 22.06.2019 19:30
What characteristics of hv2112 make it the best candidate to be classified as a thorne-zytkow object?
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