IC Engines and Nuclear Power Plants Questions

• In petrol engines, advancing of the spark timing will __________ the knocking tendency.
• The delay period in oil engines increases with increase in the speed of engine.
• If the temperature of intake air in internal combustion engine increases, then its efficiency will
• In a four stroke cycle petrol engine, , the compression
• The operation of forcing additional air under pressure into the engine cylinder is known as
• Supercharging is the process of supplying the intake air to the engine cylinder at a density __________ the density of the surrounding atmosphere.
• In a four stroke cycle engine, the sequence of operations is
• The ignition quality of petrol is expressed by
• Anti-knock for compression ignition engines is
• A two stroke cycle engine gives __________ the number of power strokes as compared to the four stroke cycle engine, at the same engine speed.
• In a coil ignition system of petrol engines, a condenser is connected across the contact-breaker in order to
• An ignition coil in the spark ignition engines supplies __________ voltage to the spark plug.
• In a four stroke engine, the working cycle is completed in
• As compared to air standard cycle, in actual working, the effect of variation in specific heats is to
• The __________ engines can work on very lean mixture of fuel.
• The fuel valve in a four stroke cycle diesel engine
• Diesel as compared to petrol is
• Enriched uranium may contain fissionable contents from
• In petrol engines, using a fixed octane rating fuel, the increase in compression ratio will not effect the knocking tendency.
• The ignition quality of diesel oil is expressed by