5. Calculate the brake thermal efficiency of a supercharged 4-cylinder, four stroke cycle Diesel enginewith a bore and stroke of 3.94" x 5.91". The compression ratio is 14. Using a brake torque analysis, thedynamometer reads a scale of 143.3 pounds with 13.8 arm at 440 rpm. For a period of 14 minutes oftest, 1.433 pounds of fuel with 40,702 KJ/kg heating value are completely burned with air with fuel-airratio of 0.07a.) 31.8%b.) 34.1%c.) 32.7%d.) 33.5%

Given data Dynamometer reading =143.3 lbArm length = 13.8" = 1.15 ftSpeed = 440 rpmTime of test = 14…

5. Calculate the brake thermal efficiency of a supercharged 4-cylinder, four stroke with a bore and stroke of 3.94" x 5.91". The compression ratio is 14. Using a brake dynamometer reads a scale of 143.3 pounds with 13.8 arm at 440 rpm. For a perio test, 1.433 pounds of fuel with 40,702 KJ/kg heating value are completely burned ratio of 0.07 a.) 31.8%

5. Calculate the brake thermal efficiency of a supercharged 4-cylinder, four stroke with a bore and stroke of 3.94" x 5.91". The compression ratio is 14. Using a brake dynamometer reads a scale of 143.3 pounds with 13.8 arm at 440 rpm. For a perio test, 1.433 pounds of fuel with 40,702 KJ/kg heating value are completely burned ratio of 0.07 a.) 31.8%

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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