How many silver coins 1.75cm in diameter and of thickness 2mm.recart and melted to form a cuboid of dimensions 5.5cm into 10 cm into 3.5cm
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Answered by
0
when any object is melted the volume doesn't change
So by this way, vol. of first object =vol. of second object
Answered by
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here is ur answer buddy....
cylinder
r=0.875cm
h=0.2cm
cuboid
l=5.6cm
b=10cm
h=3.5cm
n × πr² h=l×b×h
n×22×0.15×0.875×0.2=196
n=196/2.89
n=67
answer us 67 coins
hope it helps
cylinder
r=0.875cm
h=0.2cm
cuboid
l=5.6cm
b=10cm
h=3.5cm
n × πr² h=l×b×h
n×22×0.15×0.875×0.2=196
n=196/2.89
n=67
answer us 67 coins
hope it helps
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