The compression ratio of an IC engine is defined as:
1
Clearance volume/Swept volume
2
Swept volume/Clearance volume
3
\(1 + \frac{{Swept\;{\rm{volume}}}}{{Clearance\;{\rm{volume}}}}\)
4
\(1 + \frac{{Clearance\;{\rm{volume}}}}{{Swept\;{\rm{volume}}}}\)
5
Question Not Attempted