Mathematics · IC Engines
A diesel engine develops a brake power of 4 kW. Its indicated thermal efficiency is 30% and mechanical efficiency is 80%. If the calorific value of the fuel is 42,000 kJ/kg, what will be the fuel consumption in kg/hr?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 11.96 kg/hr
- 22.18 kg/hr
- 31.43 kg/hr✓
- 40.50 kg/hr
Correct answer
1.43 kg/hr
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