IC Engine Multiple Choice Questions and Answers

46. Kerosene is distilled at.......

   A.30 to 65⁰C

   B.65 to 220⁰C

   C.220 to 350⁰C

   D.350 to 450⁰C

47. Petrol is distilled ata a temperture in range of .....

   A.30 to 65⁰C

   B.65 to 220⁰C

   C.220 to 350⁰C

   D.350 to 450⁰C

48. Octane number is determined by comparing the performance of the petrol with the following hydrocarbons......

   A.Iso-octane

   B.Alpha methyl napthalene

   C.Mixture of normal hepten and iso-octane

   C.Mixture of paraffinis and aromatics

49. Piston ring are usually made of......

   A.Cast iron

   B.Aluminium

   C.Carbon steel

   C.Babbitt

50. The top piston rings nearer to the piston crown is known as.......

   A.Compression ring

   B.Oil ring

   C.Groove ring

   D.Leading ring

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