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- 20. If 60 percent of the potential energy of water flowing over a dam can be converted to electricity, find the maximum power output, in kW (kilowatts), for a dam 50 m high where the water crosses at a rate of 300,000 kg/min (1 watt = 1 joule/sec, 1 kW = 1000 watts)En la figura = 12V, R = 62 R2 = 122 R3 = 42 R4 = 32 R5 = 5 2 ¿Cuál es la diferencia de potencial en R5? ww ww Ra www wwHow much work does a supermarket check out attendant do on a can of soup he pushes 0.790M horizontally with a force of 5.10 n ? Express your anwser in joules and kilocalories. j? kcal ?
- r(cm) P(mW) 2.2 D-9 15 O. 4 20 0.3 25 3- Plot agraph between power and distance. h between(c) We are asked to isolate t [work shown below]. Vors Ve cos Q Voy- : V, sin e Ranger X= Vore t x Vz Cos E . € cos Afso AY= Voy't hes Va sin @it . he= Vz sin Ô .t-4,9€² 4.9¢² -Vz sin@etphz20 9.01 Then to plug it into y (1) = yo + Vo,yt +;a,t“. I am hoping for help on the second step.Q.1 please show all work and answer question throroughly. Thank you. Make sure it is correct please.