1. | \(1\times 10^{5}\) J | 2. | \(36\times 10^{7}\) J |
3. | \(36\times 10^{4}\) J | 4. | \(36\times 10^{5}\) J |
1. | \(23500\) | 2. | \(23000\) |
3. | \(20000\) | 4. | \(34500\) |
Water falls from a height of 60m at the rate of 15kg/s to operate a turbine. The losses due to frictional forces are 10% of energy. How much power is generated by the turbine? (g=10 m/)
1. 8.1 kW 2. 10.2 kW
3. 12.3 kW 4. 7.0 kW