Question

In _____________ cylinder, the piston moves up from BDC to TDC during the exhaust stroke.

(a) one

(b) two

(c) three

(d) four

I had been asked this question in unit test.

Query is from Injection Timing topic in portion Electronic Injection Systems of IC Engine

Answer 1

Correct option is (a) one

To elaborate: Only in one cylinder, the piston moves up from BDC to TDC during the exhaust stroke and not in two or three cylinder engines.