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Ambarish Gupta

· started a discussion

· 1 Months ago

please don't make such mistakes..this does nothing except wasting time and demotivating an aspirant...solution has been provided taking 4 holes while in question 2 holes are given..

Question:

A rectangular field is 22 m long and 10 m wide. Two hemispherical pit holes of radius 2 m are dug at two places and the mud is spread over the remaining part of the field. The rise in the level of the field is –

Options:
A)

893    m

B)

\(\frac{16}{93}\)  m

C)

\(\frac{352}{177}\)   m

D)

2393    m

Solution:

 

yogendra mishra

· commented

· 1 Months ago

surface area of 1 half spherical 2 .22/7 . r^2 so 2holes will be 2*.....

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