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Muskan Tanwar

· started a discussion

· 1 Months ago

b (Question: 202146.0 )

solution plz

Question:
A copper wire whose length and diameter are 72 m and 4 mm respectively, is melted to form a sphere. The radius of the sphere is –
Options:
A) 6 cm
B) 4 cm
C) 5 cm 
D) 4.5 cm
Solution:
Ans: (a)


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