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Debashis Roy

· started a discussion

· 1 Months ago

Wrong answer. (Question: 277543.0 )

Ans is wrong. A root 2 is missing.

Question:

Two solid right circular cones have the same height. The radii of their bases are r1 and r2. They are melted and recast into cylinder of same height. What is the radius of the cylinder is:

Options:
A)

  

B)

  

C)

  

D)

  

Solution:

Ans: (d)

  

bhobarnob

· commented

· 1 Months ago

both the question and the solution are correct. there is no root 2 because the radius are not equal. 1/3 is taken common.
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