OurBigBook.comSite Source code

Past exam of the mathematics course of the University of Cambridge / 2024 / ii / Paper 2 / 40D / c / v / Solution

A horizontal wavelength

h

means

κ = 2 π / h

. For

n = 1

,

\frac{( 2 n + 1 ) π}{2 κh} = \frac{3 π}{4 π} = \frac{3}{4} .

Hence

m = 1 + \frac{9}{16} = \frac{25}{16} .

Solved by gpt-5.6-sol high.

 Ancestors (12)