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2.17) The power of a motor pump is 2Kw.How much waterper minute can theeight of20 mtrs. (given g = 10 m/s*)100 gm of N2, or 10 |
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Answer» Given, power of pump = 2kW =2000W Time (t)= 60sec Height (h) = 20m g = 10m/s2 As you know, power =work done per unit time. Work done = mgh = m ×10×20 =200m Therefore, 2000W = 200m/60s Therefore, m = 600kg So, the pump can raise 600 kg of water in one minute. |
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