Physics In a diesel engine the high temperature needed to ignite the fuel is achieved by Compressing air in the cylinders The battery Using heat from exhaust An electrical spark Compressing air in the cylinders The battery Using heat from exhaust An electrical spark ANSWER DOWNLOAD EXAMIANS APP
Physics After removing two electrons from helium atom it become? Alpha particle Gama particle X rays UV rays Alpha particle Gama particle X rays UV rays ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following represents a relation for ''heat lost = heat gained'? Principle of thermal equilibrium Principle of colors Principle of vaporization Principle of calorimetry Principle of thermal equilibrium Principle of colors Principle of vaporization Principle of calorimetry ANSWER DOWNLOAD EXAMIANS APP
Physics The ordinary and maximum tolerance limit of sound by human being is 70 db to 85 db (decibel) 60 db to 80 db (decibel) 65 db to 75 db (decibel) 50 db to 70 db (decibel) 70 db to 85 db (decibel) 60 db to 80 db (decibel) 65 db to 75 db (decibel) 50 db to 70 db (decibel) ANSWER DOWNLOAD EXAMIANS APP
Physics Velocity of sound in air does not change with the change of Moisture content in air Temperature of air Wind in the direction of propagation of sound Pressure of air Moisture content in air Temperature of air Wind in the direction of propagation of sound Pressure of air ANSWER DOWNLOAD EXAMIANS APP
Physics A transformer Is used to decrease or increase AC voltage Converts DC to AC Converts electrical energy into mechanical energy Converts AC voltage to D.C. voltage Is used to decrease or increase AC voltage Converts DC to AC Converts electrical energy into mechanical energy Converts AC voltage to D.C. voltage ANSWER DOWNLOAD EXAMIANS APP
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