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0 votes
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in Physics by (44.7k points)

In Rutherford experiment, the number of Particles scattered at 90° angle are 28 Per min. then the number of Particles at the angle 120° in Per min will be 

(A) 25 

(B) 12.0 

(C) 50 

(D) 112

1 Answer

+1 vote
by (69.7k points)
selected by
 
Best answer

The correct option is (B) 12.0.

Explanation:

Number of scattered particle at angle θ is N then

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