Question 2: (15 points) Power and torque curves are given for two V8-3.6L engines, one of which is running on gasoline,

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Question 2 15 Points Power And Torque Curves Are Given For Two V8 3 6l Engines One Of Which Is Running On Gasoline 1 (250.45 KiB) Viewed 23 times

Question 2: (15 points) Power and torque curves are given for two V8-3.6L engines, one of which is running on gasoline, and the other one is running on diesel. a) (10 pts) From the power-torque curves, please determine which one of the following engines is diesel. Please give all reasons for your selection. b) (5 pts) If you are designing a heavy-duty truck, which engine should be selected? Why? Engine A Engine B Power [kW] 275 Torque [Nm] 550 Power [kW] 275 Torque [Nm] 550 250 500 250 500 225 450 225 450 200 400 200 400 175 350 175 350 150 300 150 300 125 250 125 250 100 200 100 200 75 150 75 150 50 100 50 100 Power Torque Power Torque 25 50 25 50 0 1000 2000 3000 6000 0 7000 0 1000 0 7000 2000 6000 4000 5000 Engine speed [rpm] 3000 4000 5000 Engine speed [rpm]