One end of a long glass rod (n = 1.30) has the shape of aconvex surface of radius10.0 cm. An object is positioned inairalong the axis of the rod in front of the convex surface. Findtheimage position that corresponds to each of the followingobjectpositions.

(a) 20.0 cm
1 cm

(b) 8.00 cm
2 cm

(c) 4.00 cm
3 cm

(d) 2.00 cm
4 cm

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One end of a long glass rod (n = 1.50) is formed into a convex surface with a radius of curvature of magnitude 6.0 cm. An object is located in air along the axis of the rod. Find the image positions corresponding to object distances of (a) 20.0 cm, (b) 10.0 cm, and (c) 3.00 cm from the convex end of the rod.

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champagnereindeer524

I'm havingahard time getting the answer to this question. I am usingSnell'slaw of refraction such that:

n1/p +n2/q =(n2-n1)/R

Where

R=12cm

n1=1.00

n2=1.60

p=either20cm,8cm, 4cm, 2cm

Here isthequestion:

One end ofalong glass rod (n = 1.60) has the shape of a convexsurfaceof radius 12.0 cm. An object is positioned in air along theaxis ofthe rod in front of the convex surface. Find the imageposition thatcorresponds to each of the following objectpositions.

(a)20.0cm

(b) 8.00 cm

(c) 4.00 cm

(d) 2.00 cm

Is this the correct diagram for the question?

One end of a long glass rod (n = 1.50) is formed into a convexsurface with a radius of curvature of magnitude 6.40 cm. An objectis located in air along the axis of the rod.

(a) Find the image position corresponding to object distance of27.5 cm from the convex end of the rod.
______cm

(b) Find the image position corresponding to object distance of 9.5cm from the convex end of the rod.
_______ cm

(c) Find the image position corresponding to object distance of 3.2cm from the convex end of the rod.
______cm

(d) Find the image position corresponding to object distance of2.00 cm from the convex end of the rod.
_______cm

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