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JEE Main 2012 Physics question

PhysicsWave OpticsJEE Main 2012

A telescope of aperture m diameter is focused on a window at 80 m distance fitted with a wire mesh of spacing m. Given: m, which of the following is true for observing the mesh through the telescope?

Answer: (1)

Solution

Limit of resolution rad. The mesh subtends

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Question ID VK-103649