Physics, 20.07.2019 03:30 sierras0330
The motor in normal operation carries a direct current of 0.750 a when connected to a 120 v power supply. the resistance of the motor windings is 19.6 ω. your supervisor asks you to determine by what factor the rate of change of internal energy in the windings will increase if the rotor seizes while it is operating and the supply voltage is not cut off.
Answers: 3
Physics, 22.06.2019 16:40
Panel bc in fig. p2.76 is semi-circular, with the 3 meter radius and horizontal straight edge through point b. compute (a) the hydrostatic force of the water on the panel, (b) its center of pressure, and (c) the moment of this force about point b. assume atmospheric pressure on the dry side of the panel
Answers: 3
Physics, 23.06.2019 00:30
What is the moment of inertia i of this assembly about the axis through which it is pivoted? express the moment of inertia in terms of mr
Answers: 2
Physics, 23.06.2019 01:00
Is the portion of the electromagnetic spectrum that has a frequency just above that of visible light.
Answers: 3
Physics, 24.06.2019 01:30
Hola buenas, ayuda por favor no entiendo este ejercicio de fiica: lanzamos un cuerpo de 2 kg de masa sobre una superficie horizontal a una velocidad inicial de 10 m/s. el coeficiente de rozamiento entre la superficie y el objeto es de 0,2. determina el tiempo que tardara en pararse y la distancia que recorrera. por favor ayuda antes de mañana.
Answers: 1
The motor in normal operation carries a direct current of 0.750 a when connected to a 120 v power su...
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