Question

When the speed of the crankshaft is between 100 r.p.m. and 250 r.p.m., the engine said to be a

a.

slow speed engine

b.

medium speed steam engine

c.

high speed steam engine

d.

none of these

Answer: (b).medium speed steam engine

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Q. When the speed of the crankshaft is between 100 r.p.m. and 250 r.p.m., the engine said to be a

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