IC Engines and Nuclear Power Plants Questions

• The increase in intake temperature of internal combustion engines will __________ efficiency.
• Which of the following does not relate to a spark ignition engine?
• Solid fuel fabricated into various small shapes, which are assembled to form fuel elements, is in the form of
• A diesel engine is __________ as compared to petrol engine, both running at rated load.
• In petrol engines, the delay period is of the order of
• The material most commonly used for sheilding is
• The reflectivity depends upon
• Alpha-methyl-naphthalene (C11 H10) has a cetane number of
• Reflector in nuclear power plants __________ neutron leakage.
• The air standard efficiency of an I.C. engine depends on
• By higher octane number of spark ignition fuel, it is meant that the fuel has
• The overall efficiency is defined as the ratio of the work obtained at the crankshaft in a given time to the energy supplied during the same time.
• Which of the following fuel has little tendency towards detonation?
• Iso-octane (C8H18) has octane number of
• If the fuel is rich in fissionable material, the reactor can be made more compact than if the percentage of fissionable atoms is small.
• Stoichiometric ratio is
• A diesel engine, during suction stroke, draws
• The compression ignition engines are governed by
• The thermal efficiency of a petrol engine is __________ as compared to diesel engine.
• The spark ignition engines are governed by