Torqueproduced by the Auto Engine at 4000 r.p.m. is 4 N-m. Torque that can be produced by the same engine at 6000 r.p.m. is
A. 2 N-m
B. 3 N-m
C. 4 N-m
D. 5 N-m
Answer: Option B
Related Questions on Performance and Testing of Engines
Mechanical efficiency of an automobile engine usually varies in the range:
A. 50% - 60%
B. 60% - 70%
C. 70% - 90%
D. More than 90%
A. Increase
B. Decrease
C. Independent
D. None of the above
How many times in a minute does each valve on a 4-stroke engine running at 2000 rpm open and close?
A. 1000
B. 2000
C. 4000
D. 6000
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