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1. |
A diesel engine develops a Brake power of 4.5 kW. Its indicated thermal efficiency is 30% and the mechanical efficiency is 85%. Considering calorific value of the fuel as 40000 kJ/kg, the fuel consumption will be |
A. | 2.1 kg/hr |
B. | 3.9 kg/hr |
C. | 1.6 kg/hr |
D. | 4.6 kg/hr |
Answer» D. 4.6 kg/hr | |