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Mass of an electron is- (a)1/1850gm (b)0.1gm (c)9.1x10-28 (d)None of the above ...
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*Image* What is the net resistance in the circuit? Current flows from the direction of the resistor R1 to the resistor R4. Give suitable reasons with your answer. ...
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Choose the odd one out and give reasons for your answer : Propene,Ethene,1-Butene,2-Butene I choose Ethene as the odd one out because it has no isomers,while the others have atleast 1 isomer. Was I right in my prediction? If ...
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What is the process used to make ammonia? ...
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(1)Why is sunlight yellow? (2)why does sky appear blue?by combining voilet,blue and indigo,we are supposed to get a darker blue,ryt???? ...
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why and how is D2O used as a moderator in nuclear reactors??? ...
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The half life of Uranium is 2.5 x 105 yrs.In how many years 75% of the original amount of Uranium will be disintegrated? (a)105 yrs (b)30 yrs (c)3 x 2.5 x 105 yrs (d)2 x 2.5 x 105 yrs ...
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what is exactly meant by tempering and how does it occur??? ...
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A truck and a car are moving with the same K.E. on a straight line road. If their engines are turned off at the same time, which one of them will stop at a lesser distance? ...
