Physics Lightning is produced when Water vapour produces electricity in the clouds Similar charges of electricity rush towards each other and then get repelled 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 Water vapour produces electricity in the clouds Similar charges of electricity rush towards each other and then get repelled 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 ANSWER DOWNLOAD EXAMIANS APP
Physics During washing of clothes, we use indigo due to its High glorious nature Proper pigmental composition Better cleaning action Very low cost High glorious nature Proper pigmental composition Better cleaning action Very low cost ANSWER DOWNLOAD EXAMIANS APP
Physics When a constant force acts on an object with a mass of 8 kg for a duration of 3 s. it increases the object's velocity from 4 m/s to 6 m/s . What is the magnitude of the applied force? 4.33 N 3.33 N 5.33 N 6.33 N 4.33 N 3.33 N 5.33 N 6.33 N ANSWER DOWNLOAD EXAMIANS APP
Physics Quality of transmission depends upon Both (A) and (B) Nature of signal only Nature of medium only Neither A nor B Both (A) and (B) Nature of signal only Nature of medium only Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Physics The function of ball bearings in a wheel is : To convert kinetic friction into rolling friction To convert static friction into kinetic friction To increase friction Just for convenience To convert kinetic friction into rolling friction To convert static friction into kinetic friction To increase friction Just for convenience ANSWER DOWNLOAD EXAMIANS APP
Physics A ball is thrown vertically upward from the ground. It crosses a point at the height of 25 m twice at an interval of 4 seconds. The ball was thrown with the velocity of 36 m/s 30 m/s 18 m/s 25 m/s 36 m/s 30 m/s 18 m/s 25 m/s ANSWER DOWNLOAD EXAMIANS APP
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