1.

In a four stroke cycle petrol engine, , the compression

A. starts at 40° after bottom dead centre and ends at 30° before top dead centre
B. starts at 40° before bottom dead centre and ends at 30° after bottom dead centre
C. starts at bottom dead centre and ends at top dead centre
D. may start and end anywhere
Answer» B. starts at 40° before bottom dead centre and ends at 30° after bottom dead centre


Discussion

No Comment Found