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 Which of the following produces more severe burns ? Melting iceberg Steam Hot water Boiling water Melting iceberg Steam Hot water Boiling water ANSWER DOWNLOAD EXAMIANS APP
Physics What type of simple machine is an axe? Lever Both A & B The screw Wedge Lever Both A & B The screw Wedge ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is not an aerosol? Fog Dust Mud Smoke Fog Dust Mud Smoke ANSWER DOWNLOAD EXAMIANS APP
Physics Lens is made up of which glass Cobalt glass Ordinary glass Pyrex glass Flint glass Cobalt glass Ordinary glass Pyrex glass Flint glass ANSWER DOWNLOAD EXAMIANS APP
Physics It is difficult to cook rice Under a mine Same anywhere At the top of a mountain At the sea level Under a mine Same anywhere At the top of a mountain At the sea level ANSWER DOWNLOAD EXAMIANS APP
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