railway RRB JE (CBT I + CBT II) Mock Test 2024 Internal Combustion Engine Engine Performance Parameter Power and Efficiency
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
1
2.1 kg/hr
2
3.9 kg/hr
3
1.6 kg/hr
4
4.6 kg/hr