1.

The S.I. Engine are high speed engines with operating speed in the range of

A. 1000 to 2000 r.p.m.
B. 3000 to 5000 r.p.m.
C. 10000 to 12000 r.p.m.
D. none of the above
Answer» C. 10000 to 12000 r.p.m.


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