Co-Ordinate System
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Define And Explain Solid Angle, What Are Its Dimensions? What Are Its Units?
Solid Angle: The solid angle subtended by a surface at a point is measured by the ratio of the normal component of the area of the surface to the square…
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Derive An Expression For The Solid Angle In The Spherical Polar Co-Ordinate System.
Solid angle in the spherical polar co-ordinate system: In spherical polar co-ordinate system, there are three area elements and , out of which only the area element subtends a solid…
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Show That Only One Type Of Area Element In The Spherical Polar Co-Ordinate System Subtends A Solid Angle At The Origin.
In spherical polar co-ordinate system, there are three surface elements and . [To know about the three types of area elements and their values (CLICK HERE)] Now in case of…
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Calculate The Solid Angle Subtended At The Centre Of The Sphere By The Surface Of The Sphere.
Solid angle subtended at the centre of the sphere: Let us consider a sphere of radius r, Now we want to calculate the solid angle at the centre O of…
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Determine The Surface Area Of A Sphere Of Radius ‘r’ By Using The Spherical Polar Co-Ordinate System.
Surface area of a sphere: Let us consider a sphere of radius r with centre at O. Let, PQRS be an elementary surface of area on the surface of the…
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Calculate The Solid Angle Subtended By A Ring Element.
Let us consider a sphere of radius R and a ring element PQTS of thickness PQ on the surface of the shere. OA is normal through the centre of the…