Physics Lightning is produced when Similar charges of electricity rush towards each other and then get repelled Water vapour produces electricity in the clouds Clouds strike against impurities in air and the friction burns up these impurities Strong opposite charges in different clouds break down the resistance offered by the intervening air Similar charges of electricity rush towards each other and then get repelled Water vapour produces electricity in the clouds Clouds strike against impurities in air and the friction burns up these impurities Strong opposite charges in different clouds break down the resistance offered by the intervening air ANSWER DOWNLOAD EXAMIANS APP
Physics The device which converts AC to DC is Amplifier Oscillator None of these Rectifier Amplifier Oscillator None of these Rectifier ANSWER DOWNLOAD EXAMIANS APP
Physics Materials that allow electricity to flow are called Stimulators Conductors Electron flows Insulators Stimulators Conductors Electron flows Insulators ANSWER DOWNLOAD EXAMIANS APP
Physics Velocitation is the tendency to Both A & B Be traveling at a speed that is slower than perceived Be traveling at a speed that is faster than perceived None of these Both A & B Be traveling at a speed that is slower than perceived Be traveling at a speed that is faster than perceived None of these ANSWER DOWNLOAD EXAMIANS APP
Physics Solids which conduct electricity at higher temperature but not at lower temperature are called Semi-conductor Super-conductor Metallic-conductor Insulator Semi-conductor Super-conductor Metallic-conductor Insulator ANSWER DOWNLOAD EXAMIANS APP
Physics For which one of the following does the centre of mass lie outside the body? A cricket ball A fountain pen A book A ring A cricket ball A fountain pen A book A ring ANSWER DOWNLOAD EXAMIANS APP
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