Q2 An automotive engine has a bore of 90 mm; the stroke is 110 mm; and the length of the connecting rod is 166 mm Knowing that the volume of the combustion chamber is 75 cm³ and the intake valve closes 18° crank angle degree after BDC. If injection Started 10 degrees before TDC and ends 40 degree after TDC. And the engine is running at 3000 rpm. a. Calculate the geometrical compression ratio and the actual compression ratio? b. Find the ratio between the maximum speed of the piston to the mean piston speed for this engine? c. Find the injection period

Q2 An automotive engine has a bore of 90 mm; the stroke is 110 mm; and the length of the connecting rod is 166 mm Knowing that the volume of the combustion chamber is 75 cm³ and the intake valve closes 18° crank angle degree after BDC. If injection Started 10 degrees before TDC and ends 40 degree after TDC. And the engine is running at 3000 rpm. a. Calculate the geometrical compression ratio and the actual compression ratio? b. Find the ratio between the maximum speed of the piston to the mean piston speed for this engine? c. Find the injection period

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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