Physics Lightning is produced when Clouds strike against impurities in air and the friction burns up these impurities Water vapour produces electricity in the clouds 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 Clouds strike against impurities in air and the friction burns up these impurities Water vapour produces electricity in the clouds 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 ANSWER DOWNLOAD EXAMIANS APP
Physics Heat stored in water vapour is Absolute heat Specific heat Latent heat Relative heat Absolute heat Specific heat Latent heat Relative heat ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is indicated by the colour of a star ? Size Temperature Weight Distance Size Temperature Weight Distance ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following criterion is used for any metal to be used as a cooking material ? More specific heat Less electrical conductivity More thermal conductivity Less thermal conductivity More specific heat Less electrical conductivity More thermal conductivity Less thermal conductivity ANSWER DOWNLOAD EXAMIANS APP
Physics The unit of Planck's constant is Js Js–2 J/s Js2 Js Js–2 J/s Js2 ANSWER DOWNLOAD EXAMIANS APP
Physics Rate of doing work is called Energy Capacity Power Current Energy Capacity Power Current ANSWER DOWNLOAD EXAMIANS APP
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