Question

list the sign conventions that are followed in case of refraction of light through spherical lenses. draw a diagram and apply these conventions in detemining the nature and focal lenght of a spherical lens which forms of an four times magnified real image of an object placed 20cm from the lens​

Answer 1

Answer:

The sign conventions followed in case of refraction of light through spherical lenses is that distances to the left side of the lens are negative and distances to the right side of the lens are positive. Focal length of the lens is 16cm and it is convex in nature.

HI crystal

u r not my sis u r my friend

bcozz same age

NAVYA

14

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ARMY◇BLINK

Answer 2

What happened to my lil (╯︵╰,)

Please tell (｡ŏ﹏ŏ)

What's going on today with all (╥﹏╥)

All are sad I am feeling like all are sad with me (个_个)

Did I do something siso

Please tell what happened

Maybe I can help you (╯︵╰,)

Sorry for answering u so late

I was Attending my class on pc because phone was dead so I didn't get any notification sorry Snowflake can I call u by this name because your name is Crystal for winter ⁽⁽ଘ( ˊᵕˋ )ଓ⁾⁾ Your name is so cute ＼(^o^)／

Please be happy tell me what happened ok ⊂(•‿•⊂ )*.✧

Waiting for your reply ʕ·ᴥ·ʔ

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