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Shashank Shah

· started a discussion

· 1 Months ago

Question is wrong (Question: 316122.0 )

Do you even know what is actually a circular shell..it is hemispherical bowl...don’t dare to give unnecessary justification you MC toprankers...

Question:

If the area of the circular shell having inner and outer radii of 8 cm and 12 cm respectively is equal to the total surface area of cylinder of radius R1 and height h, then h in terms of R1 will be –

Options:
A)

  

B)

  

C)

  

D)

  

Solution:

Ans: (d)

  

Shashank Shah

· commented

· 1 Months ago

Rather correct answer would be (80-R2)/ R
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