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Q.

Nuclear cross-section is measured in barn which is equal to

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a

$10^{- 20} m^{2}$

b

$10^{- 14} m^{2}$

c

$10^{- 28} m^{2}$

d

$10^{- 30} m^{2}$

answer is B.

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Detailed Solution

$1 barn = 10^{- 28} m^{2}$

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Nuclear cross-section is measured in barn which is equal to