The delay period in compression ignition engines depends upon

Internal Combustion Engines
The delay period in compression ignition engines depends upon

Temperature and pressure in the cylinder at the time of injection

Nature of the fuel mixture strength

All of these

Relative velocity between the fuel injection and air turbulence pressure of residual gases

Temperature and pressure in the cylinder at the time of injection

Nature of the fuel mixture strength

All of these

Relative velocity between the fuel injection and air turbulence pressure of residual gases

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Internal Combustion Engines
Pour point of fuel oil is the

It catches fire without external aid

Temperature at which it solidifies or congeals

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

It catches fire without external aid

Temperature at which it solidifies or congeals

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

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Internal Combustion Engines
Iso-octane (Câ‚ˆHâ‚â‚ˆ) has octane number of

120

50

100

120

50

100

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Internal Combustion Engines
The knock in diesel engine occurs due to

Instantaneous auto ignition of last part of charge

Reduction of delay period

Instantaneous and rapid burning of the first part of the charge

Delayed burning of the first part of the charge

Instantaneous auto ignition of last part of charge

Reduction of delay period

Instantaneous and rapid burning of the first part of the charge

Delayed burning of the first part of the charge

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Internal Combustion Engines
The sensing element in the control system of nuclear reactors measures the _________ of the neutron flux in the reactor.

Volume

None of these

Temperature

Density

Volume

None of these

Temperature

Density

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Internal Combustion Engines
If the intake air temperature of I.C. engine increases, its efficiency will

None of these

Remain same

Decrease

Increase

None of these

Remain same

Decrease

Increase

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Internal Combustion Engines

Internal Combustion Engines The delay period in compression ignition engines depends upon

Internal Combustion Engines Pour point of fuel oil is the

Internal Combustion Engines Iso-octane (Câ‚ˆHâ‚â‚ˆ) has octane number of

Internal Combustion Engines The knock in diesel engine occurs due to

Internal Combustion Engines The sensing element in the control system of nuclear reactors measures the _________ of the neutron flux in the reactor.

Internal Combustion Engines If the intake air temperature of I.C. engine increases, its efficiency will

Internal Combustion Engines
The delay period in compression ignition engines depends upon

Internal Combustion Engines
Pour point of fuel oil is the

Internal Combustion Engines
Iso-octane (Câ‚ˆHâ‚â‚ˆ) has octane number of

Internal Combustion Engines
The knock in diesel engine occurs due to

Internal Combustion Engines
The sensing element in the control system of nuclear reactors measures the _________ of the neutron flux in the reactor.

Internal Combustion Engines
If the intake air temperature of I.C. engine increases, its efficiency will