An air bubble is inside water. The refractive index of water is $4 / 3$ . At what distance from the air bubble should a point object be placed so as to form a real image at the same distance from the bubble:

2 R

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3 R

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4 R

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The air bubble cannot form a real image

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Solution

The correct option is D The air bubble cannot form a real image
$\begin{matrix} n_{1} = n_{2} Here, But here is γ (not possibhe is this case ) So the air bubble cannot form a real inage Option D is correct. \end{matrix}$

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An air bubble is inside water. The refractive index of water is 4/3. At what distance from the air bubble should a point object be placed so as to form a real image at the same distance from the bubble:

The correct option is D The air bubble cannot form a real image n1=n2 Here, But here is γ (not possibhe is this case ) So the air bubble cannot form a real inage Option D is correct.

An air bubble is inside water. The refractive index of water is $4 / 3$ . At what distance from the air bubble should a point object be placed so as to form a real image at the same distance from the bubble:

The correct option is D The air bubble cannot form a real image
$\begin{matrix} n_{1} = n_{2} Here, But here is γ (not possibhe is this case ) So the air bubble cannot form a real inage Option D is correct. \end{matrix}$