(CPL) Commercial Pilot Licence Practice Test
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(CPL) Commercial Pilot Licence Practice Test
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FREE CPL Aircraft General Knowledge Questions and Answers
Free · Instant Results
The valves in a four-stroke engine open and close:
A
precisely on TDC and BDC
B
exactly 55° after TDC and BDC
C
exactly 15° after TDC and BDC
D
none of these
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