During a stage production of peter pan, the 50kg actress playing peter has to fly in vertically (descend). to be in time with the music, she must, starting from rest, be lowered distance of 3.2m in 2.2s at a constant acceleration. backstage, a smooth surface sloped at 50 degrees supports a counterweight of mass m. show the calculations that the stage manager must perform to find(a) the mass of the counterweight that must be used and(b) the tension in the wire.
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Physics, 22.06.2019 14:40
During the experiment if you could triple the breakaway magnetic force with all other quantities left unchanged, what is the new value for the critical velocity if it was v0 (initial velocity), initially? (b) now if you halved the radius with all other quantities left unchanged, what is the new critical velocity if it was v0 (initial velocity), initially? (c) if during the experiment, critical velocity quadrupled with all other quantities left unchanged, what is the new breakaway force if its magnitude was initially f0,?
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Physics, 22.06.2019 18:00
By what primary heat transfer mechanism does the sun warm the earth?
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Physics, 22.06.2019 18:30
En un laboratorio, nakisha mezcla una soluciĂłn de hidrĂłxido de sodio con un indicador llamado fenolftaleĂna. cuando se combinan, crean una soluciĂłn de color rosa. nakisha se pregunta si la mezcla de otras soluciones con fenolftaleĂna tambiĂŠn crearĂĄ este color rosa. ? cĂłmo podrĂa nakisha utilizar el proceso de investigaciĂłn cientĂfica para determinar si la mezcla de otras soluciones con fenolftaleĂna tambiĂŠn crearĂĄ un color rosa? marque las que correspondan.
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Physics, 22.06.2019 21:30
Complete the sentence to describe the law of conservation of energy. the law of conservation of energy states that energy cannot be created
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During a stage production of peter pan, the 50kg actress playing peter has to fly in vertically (des...
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