27 metal balls of radius r are melted together to form a big sphere of radius R find R:r
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Answered by
2
Answer:
729/1
Step-by-step explanation:
Answered by
0
Answer:
Step-by-step explanation:
vol. of big sphere = vol. of 27 small sphere
4/3pi r cube=27x4/3 pi R cube
cancelling pi and 4/3 from equations we get
r cube =27xRcube
Rcube/rcube= 27/1
Therefore, R/r = 3/1
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