. Fig. shows a converging lens with focal length $F = F_{0}$ , on which a converging beam of rays falls. Vertex coordinates of the beam is $(H, 0, 2 F_{0})$ . Image of the beam is located at:

Question

. Fig. shows a converging lens with focal length F = F 0 ​ , on which a converging beam of rays falls. Vertex coordinates of the beam is ( H , 0 , 2 F 0 ​ ) . Image of the beam is located at:

TestHub · Accepted Answer

u = + 2 F 0 ​ v 1 ​ − u 1 ​ = F 0 ​ 1 ​ ⇒ v 1 ​ − 2 F 0 ​ 1 ​ = F 0 ​ 1 ​ ⇒ v 1 ​ = F 0 ​ 1 ​ + 2 F 0 ​ 1 ​ ⇒ v = 3 2 F 0 ​ ​ H H 1 ​ ​ = u v ​ = 2 F 0 ​ 3 2 F 0 ​ ​ ​ = 3 1 ​ H 1 ​ = 3 H ​ ​

Physics - Geometrical Optics Question with Solution | TestHub

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