Physics, 26.06.2019 12:30 dinadenoirefan
Una piedra de amolar al reducir su velocidad angular desde 1500 rpm hasta 800 rpm lograr 700 revoluciones. calcular: a) la desaceleración de la piedra b) el tiempo que requiere para esta disminución de velocidad c) si la velocidad continua reduciendo a la misma velocidad ¿cuánto tiempo más se requiere para quedar en reposo? resp. a) -2rad / s² b) 36,65s c) 41,9s
Answers: 2
Physics, 22.06.2019 10:10, Kitty10101
Apair of 10μf capacitors in a high-power laser are charged to 1.7 kv. a. what charge is stored in each capacitor? b. how much energy is stored in each capacitor?
Answers: 2
Physics, 22.06.2019 11:00, taylorwhitfield6
Aperson walks first at a constant speed of 4.89 m/s along a straight line from point a to point b and then back along the line from b to a at a constant speed of 2.95 m/s. what is the average speed over the entire trip?
Answers: 1
Physics, 22.06.2019 11:50, morenodonaldo762
The electric field between square plates of a parallel-plate capacitor has magnitude e. the potential across the plates is maintained with constant voltage by a battery as they are pulled apart to twice their original separation, which is small compared to the dimensions of the plates. the magnitude of the electric field between the plates is now equal to a)e b)e/4 c)e/2 d)4e e)2e
Answers: 1
Una piedra de amolar al reducir su velocidad angular desde 1500 rpm hasta 800 rpm lograr 700 revoluc...
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