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#1 2012-12-20 03:46:23

rajinikanth0602
Member
Registered: 2012-06-30
Posts: 16

solid angle

find the solid angle submitted by the ellipse with semi major axis ''a'' and semi minor axis ''b'' at  a point which is at a distance ''h'' from centre and plane of the ellipse?????

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#2 2012-12-22 14:42:25

scientia
Member
Registered: 2009-11-13
Posts: 222

Re: solid angle

Well, the polar co-ordinates of the ellipse is

so you're looking at a right-angled triangle with height

and base
. The solid angle is

where

.

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#3 2012-12-25 01:21:45

rajinikanth0602
Member
Registered: 2012-06-30
Posts: 16

Re: solid angle

hi ru there?

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