Physics, 10.06.2020 19:57 maddylol3863
I have no idea how to answer this, please help!
4. A power station generates electrical energy at a p. d. of 25,000V and a rate (power) of 500 MW. (1MW = 1,000,000W)
a) What is the current leaving the power station?
b) How much energy is generated in one day?
c) If the efficiency of the power station is 40 %, how much energy is wasted every
Day?
Answers: 3
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Aparticle moves in the xy plane with constant acceleration. at time zero, the particle is at x = 6 m, y = 8.5 m, and has velocity ~vo = (9 m/s) ˆı + (−2.5 m/s) ˆ . the acceleration is given by ~a = (4.5 m/s 2 ) ˆı + (3 m/s 2 ) ˆ . what is the x component of velocity after 3.5 s? answer in units of m/s.
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I have no idea how to answer this, please help!
4. A power station generates electrical energy at a...
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