IC Engines and Nuclear Power Plants - Data Intensity 3 Multiple Questions and Answers.




31.The reflectivity depends upon
A. geometry of the reflector
B. energy of neutrons
C. properties of the reflector
D. all of these

32.In order to prevent knocking in spark ignition engines, the charge away from the spark plug should have
A. low density
B. low temperature
C. long ignition delay
D. all of these

33.A gas engine has a swept volume of 300 cm3 and clearance volume of 25 cm3. Its volumetric efficiency is 0.88 and mechanical efficiency is 0.90. The volume of the mixture taken in per stroke is
A. 248 cm3
B. 252 cm3
C. 264 cm3
D. 286 cm3

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