Q1. The power of a piston engine, which will be measured by a friction brake, is:
Q2. The camshaft of a piston engine rotates at:
Q3. A piston engine compression ratio is the ratio of the:
Q4. The compression ratio of a piston engine is the ratio of the:
Q5. The crankshaft of a piston engine rotates at:
Q6. The thermal efficiency of a piston engine is about:
Q7. The global output of a piston engine is of (global output = thermal energy corresponding to the available shaft/power over the total thermal energy produced):
Q8. The crank assembly of a piston engine comprises the:
Q9. Prolonged running at low rpm can have an adverse effect on the functioning of the:
Q10. The useful work area in an ideal Otto engine indicator diagram is enclosed by the following gas state change lines
Q11. During the compression stroke of a piston engine during the practicle cycle, valves are open as follows:
Q12. On a four stroke reciprocating engine, the ignition in one cylinder will occur:
Q13. The working cycle of a four-stroke engine is:
Q14. In a reciprocating four-stroke engine, the only “driving” stroke is the:
Q15. In a four-stroke piston engine, the only ” driving” stroke is :
Q16. The torque of an aeroplane engine can be measured at the:
Q17. On four-stroke piston engines, the theoretical valve and ignition settings are readjusted in order to increase the:
Q18. Ignition occurs in each cylinder of a four stroke engine (TDC = Top Dead Centre):
Q19. The correct formula to calculate the total displacement of a multi cylinder piston engine is the:
Q20. In order to get the optimum efficiency of a piston engine, the positions of the intake and exhaust valve at the end of the power stroke are:
Q21. The part of a piston engine that transforms reciprocating movement into rotary motion is termed the: