Physics A dynamo is used to convert Mechanical energy into electrical energy Electrical energy into magnetic energy Electrical energy into mechanical energy Magnetic energy into mechanical energy Mechanical energy into electrical energy Electrical energy into magnetic energy Electrical energy into mechanical energy Magnetic energy into mechanical energy ANSWER DOWNLOAD EXAMIANS APP
Physics The colours of stars depend on their Atmospheric pressure Distance Radius Temperature Atmospheric pressure Distance Radius Temperature ANSWER DOWNLOAD EXAMIANS APP
Physics The material used in the fabrication of a transistor is Copper Silver Silicon Aluminium Copper Silver Silicon Aluminium ANSWER DOWNLOAD EXAMIANS APP
Physics Lightning is produced when Strong opposite charges in different clouds break down the resistance offered by the intervening air Clouds strike against impurities in air and the friction burns up these impurities Similar charges of electricity rush towards each other and then get repelled Water vapour produces electricity in the clouds Strong opposite charges in different clouds break down the resistance offered by the intervening air Clouds strike against impurities in air and the friction burns up these impurities Similar charges of electricity rush towards each other and then get repelled Water vapour produces electricity in the clouds ANSWER DOWNLOAD EXAMIANS APP
Physics The force exerted by a magnet is an example of ________ Non-contact force Muscular force Contact force Electrostatic force Non-contact force Muscular force Contact force Electrostatic force ANSWER DOWNLOAD EXAMIANS APP
Physics Two stones of unequal masses are thrown vertically up with the same velocity. Which of the following will happen? The lighter mass will reach greater height Any of them may reach greater height Both will reach the same height The heavier mass will reach greater height The lighter mass will reach greater height Any of them may reach greater height Both will reach the same height The heavier mass will reach greater height ANSWER DOWNLOAD EXAMIANS APP
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