Physics, asked by adarshuc, 11 months ago

the focal length of lens mew is equal to 1.5 in air is 20 CM its focal length in medium of refractive index is 1.5 is

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Answered by jasmin089

5

20 is the correct option

adarshuc: how to solvr

Answered by AlokVats

1

20 cm cause the refractive index of medium is same

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