A mixture containing 65% of iso-octane and 35% of normal heptane will have

Internal Combustion Engines
A mixture containing 65% of iso-octane and 35% of normal heptane will have

Cetane number 35

Octane number 65

Octane number 35

Cetane number 65

Cetane number 35

Octane number 65

Octane number 35

Cetane number 65

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Internal Combustion Engines
The purpose of testing an internal combustion engine is

To determine the information, which cannot be obtained by calculations

To conform the data used in design, the validity of which may be doubtful

To satisfy the customer regarding the performance of the engine

All of these

To determine the information, which cannot be obtained by calculations

To conform the data used in design, the validity of which may be doubtful

To satisfy the customer regarding the performance of the engine

All of these

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Internal Combustion Engines
Pour point of fuel oil is the

It catches fire without external aid

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

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

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

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Internal Combustion Engines
The ignition quality of petrol is expressed by

Octane number

Calorific value

All of these

Cetane number

Octane number

Calorific value

All of these

Cetane number

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Internal Combustion Engines
The advancing of spark timing in spark ignition engines will ___ knocking tendency.

Not effect

Reduce

None of the listed here

Increase

Not effect

Reduce

None of the listed here

Increase

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Internal Combustion Engines
In a four stroke cycle engine, the sequence of operations is

Suction, compression, expansion and exhaust

Suction, expansion, compression and exhaust

Expansion, compression, suction and exhaust

Compression, expansion, suction and exhaust

Suction, compression, expansion and exhaust

Suction, expansion, compression and exhaust

Expansion, compression, suction and exhaust

Compression, expansion, suction and exhaust

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Internal Combustion Engines

Internal Combustion Engines A mixture containing 65% of iso-octane and 35% of normal heptane will have

Internal Combustion Engines The purpose of testing an internal combustion engine is

Internal Combustion Engines Pour point of fuel oil is the

Internal Combustion Engines The ignition quality of petrol is expressed by

Internal Combustion Engines The advancing of spark timing in spark ignition engines will ___ knocking tendency.

Internal Combustion Engines In a four stroke cycle engine, the sequence of operations is

Internal Combustion Engines
A mixture containing 65% of iso-octane and 35% of normal heptane will have

Internal Combustion Engines
The purpose of testing an internal combustion engine is

Internal Combustion Engines
Pour point of fuel oil is the

Internal Combustion Engines
The ignition quality of petrol is expressed by

Internal Combustion Engines
The advancing of spark timing in spark ignition engines will ___ knocking tendency.

Internal Combustion Engines
In a four stroke cycle engine, the sequence of operations is