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Grade 11Mechanics

Sir, please give me the answer and correct opinion of the question in attachment.

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Profile image of Varun
6 Years agoGrade 11
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1 Answer

Profile image of Saurabh Koranglekar
ApprovedApproved Tutor Answer6 Years ago
Dear student

The answer is 1

use formula

4R((1/n1)^2 – (1/n2)^2 )

Regards