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InterviewSolution
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The mass of a certain amount of salt determined by two different persons was found to differ by 200 mg. One using the left pan for the weight s and the other using the right pan. Which of the following statement is false?A. There is a zero error in the balanceB. The true mass of is the mean of the two weighingsC. The true mass is 100 mg less than the higher value.D. The true mass is 200 mg more than the lower value. |
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Answer» Correct Answer - D `l_(1):l_(2) =2:3` `g_(1):g_(2)=3:2` `(T_(1))/(T_(2)) =(sqrt(l_(1)//l_(1)))/(sqrt(l_(2)//l_(2))) = sqrt((4)/(9))` `(T_(1))/(T_(2)) =sqrt((4)/(9))=(2)/(3) : (f_(1))/(f_(2)) =3:2` |
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