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Rana prashant singh

· started a discussion

· 1 Months ago

solution do (Question: 372550.0 )

sol 1

Question:

An oil funnel made of tin sheet consists of a 10 cm long cylindrical portion attached to a frustum of a cone. If the total height is 22 cm, diameter of the cylindrical portion is 8 cm and the diameter of the top of the funnel is 18 cm, find the area of the tin sheet required to make a funnel.

  

Options:
A)

728.57 cm2

B)

782.57 cm2

C)

872.57 cm2

D)

827.57 cm2

Solution:

Ans: (b)


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