Physics, 22.04.2021 16:20 suselygonza
Supón que un sistema pasa de un estado a otro, intercambiando energía con su vecindad. Calcula la variación de energía interna del sistema en los siguientes casos: a. El sistema absorbe 100 cal y realiza un trabajo de 200 J. b. El sistema absorbe 100 cal y sobre él se realiza un trabajo de 200 J. c. El sistema libera 100 cal de calor a la vecindad (alrededor), y sobre él se realiza un trabajo de 200 J.
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The power exerted by a muscle is the product of the force exerted and the velocity of contraction. the area of which of these shaded regions represents the power exerted while a weight is lifted at maximum speed?
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The pressure in car tires is often measured in pounds per square inch (lb/in.2), with the recommended pressure being in the range of 25 to 45 lb/in.2. suppose a tire has a pressure of 27.5 lb/in.2 . convert 27.5 lb/in.2 to its equivalent in atmospheres.
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Supón que un sistema pasa de un estado a otro, intercambiando energía con su vecindad. Calcula la va...
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