defination of octane no & cetane no

Answers were Sorted based on User's Feedback



defination of octane no & cetane no..

Answer / shaikh navid

Term associate with fuel:
Patrol:
octane no is to refer capability to resist knocking in patrol engine means highest octane no in patrol good for engine usually in india octane no is 85/90

Diesel:
cetane no: is to refer capability to resist detonating in Diesel engine higher the cetane no higher the resisiting capability

both are the properties of fuel in i.c. engine

Is This Answer Correct ?    16 Yes 2 No

defination of octane no & cetane no..

Answer / vikas bhardwaj

Octane No.- Octane number is defined as the percentage, by
volume, of iso octane in the mixture of iso octane and h-
heptane. It is the measure of rating of SI engine.

Cetane No.-Cetane number is defined as the percentage, by
volume, of n-cetane in the mixture of n-cetane and alpha
methyl napthalene. It is the measure of rating of CI engine.

Is This Answer Correct ?    6 Yes 0 No

Post New Answer

More Mechanical Engineering Interview Questions

Hello sir! I hav read the above discussions about PSU.I hav 72% aggregate in Mechanical bt i do had a back in 1 subject,so m i too eligible for PSU?

0 Answers   Knoah,


What instrument in a car measures its speed?

0 Answers  


I've been running into situations where a relief valve is being used to protect a regulator. Is this common? And, is this a proper use of a relief valve?

0 Answers   CDI,


how we convert HP into the KW?

4 Answers  


bag filter ,monitooringof exection/ co -ordination of site activities format

0 Answers  






How should I begin a conversation that I need a change in the job to a known person in his organisation?

0 Answers  


hello sir iam atul joshi from mechanical branch. i want to know about the syllabus of technical ques of jindal steel

0 Answers   Jindal,


why can't you use centrifugal pumps for pumping viscous fluids?

3 Answers  


When mesuring the flow of liquid what are the two things to measure?

0 Answers   Reliance,


why stress decrease from upper yield point to lower yield point?

5 Answers   MahaGenco,


Types of pressure

2 Answers   ABC Inc, RRB, Siemens,


What is a brake horse power?

2 Answers   TATA,


Categories
  • Civil Engineering Interview Questions Civil Engineering (5085)
  • Mechanical Engineering Interview Questions Mechanical Engineering (4451)
  • Electrical Engineering Interview Questions Electrical Engineering (16632)
  • Electronics Communications Interview Questions Electronics Communications (3918)
  • Chemical Engineering Interview Questions Chemical Engineering (1095)
  • Aeronautical Engineering Interview Questions Aeronautical Engineering (239)
  • Bio Engineering Interview Questions Bio Engineering (96)
  • Metallurgy Interview Questions Metallurgy (361)
  • Industrial Engineering Interview Questions Industrial Engineering (259)
  • Instrumentation Interview Questions Instrumentation (3014)
  • Automobile Engineering Interview Questions Automobile Engineering (332)
  • Mechatronics Engineering Interview Questions Mechatronics Engineering (97)
  • Marine Engineering Interview Questions Marine Engineering (124)
  • Power Plant Engineering Interview Questions Power Plant Engineering (172)
  • Textile Engineering Interview Questions Textile Engineering (575)
  • Production Engineering Interview Questions Production Engineering (25)
  • Satellite Systems Engineering Interview Questions Satellite Systems Engineering (106)
  • Engineering AllOther Interview Questions Engineering AllOther (1379)