A cubical block of ice floating in water has to support a metal piece weighing 0.5 kg. what can be the minimum edge of the block so that it does not sink in water? Specific gravity of ice is 0.9

Asked by Paresh | 30th Dec, 2015, 07:57: PM

Expert Answer:

begin mathsize 12px style Let space straight l space be space the space minimum space edge space of space the space block. Weight space of space the space metal space and space ice space equals space weight space of space the space water space displaced left parenthesis 0.5 plus 0.9 straight l cubed right parenthesis straight g space equals space straight l cubed space cross times space 1 space cross times space straight g left parenthesis 0.9 straight l cubed plus 500 right parenthesis equals straight l cubed straight l cubed equals 5000 straight l equals 17.099 space cm Hence comma space minimum space edge space straight f space the space block space shoud space be space 17.099 space cm. end style

Answered by Priyanka Kumbhar | 31st Dec, 2015, 10:40: AM

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