84) For maximum power generation, the air fuel ratio for a petrol engine for vehicles, is of the order of

9:1

12:1

15:1

18:1

Answer is:

12:1

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85) The following volume of air is required for consuming 1 liter of fuel by a four stroke engine

1 m3

5 m3

5-6 m3

9-10 m3

Answer is:

9-10 m3

86) Pour point of fuel oil is the

minimum temperature to which oil is heated in order to give off inflammable vapours in sufficient quantity to ignite momentarily when brought in contact with a flame

temperature at which it solidifies or congeals

it catches fire without external aid

indicated by 90% distillation temperature i.e., when 90% of sample oil has distilled off

Answer is:

temperature at which it solidifies or congeals

87) A 5 BHP engine running at full load would consume diesel of the order of

0.3 kg/hr

1 kg/hr

3 kg/hr

5 kg/hr

Answer is:

1 kg/hr

88) Diesel engine can work on very lean air fuel ratio of the order of 30 : 1. A petrol engine can also work on such a lean ratio provided

it is properly designed

best quality fuel is used

can not work as it is impossible

flywheel size is proper

Answer is:

can not work as it is impossible

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84) For maximum power generation, the air fuel ratio for a petrol engine for vehicles, is of the order of

12:1

IC Engines MCQ with Answers

Related IC Engines MCQ with Answers

85) The following volume of air is required for consuming 1 liter of fuel by a four stroke engine

9-10 m3

86) Pour point of fuel oil is the

temperature at which it solidifies or congeals

87) A 5 BHP engine running at full load would consume diesel of the order of

1 kg/hr

88) Diesel engine can work on very lean air fuel ratio of the order of 30 : 1. A petrol engine can also work on such a lean ratio provided

can not work as it is impossible

IC Engines MCQ with Answers