n=1.5 α=2β α=?
n=sinα/sinβ=sin2β/sinβ=2*sinβ*cosβ/sinβ=2*cosβ
cosβ=n/2=1.5/2=0.75 β=41° α=2*41=82°
===============
Copyright © 2024 SCHOLAR.TIPS - All rights reserved.
Answers & Comments
Verified answer
n=1.5 α=2β α=?
n=sinα/sinβ=sin2β/sinβ=2*sinβ*cosβ/sinβ=2*cosβ
cosβ=n/2=1.5/2=0.75 β=41° α=2*41=82°
===============