When indicated power (I.P.) and frictional power (F.P.) are known, we can calculate

When indicated power (I.P.) and frictional power (F.P.) are known, we

1.	When indicated power (I.P.) and frictional power (F.P.) are known, we can calculate
A.	brake power
B.	compression ratio
C.	specific air consumption
D.	mean effective pressure
Answer» B. compression ratio