199) The object of providing masked inlet valve in the air passage of compression ignition engines is to

200) During suction stroke of a four stroke petrol engine, the inlet valve opens and the charge is sucked into the cylinder as the piston moves upwards from the bottom dead centre.

201) The power actually developed by the engine cylinder of an I.C. engine is known as

202) A nuclear reactor is said to be critical when the neutron population in the reactor core is

203) In diesel engines, the ignition takes place due to the heat produced in the engine cylinder at the end of compression.