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Geometrical Optics question

2022 · 28 Jun · Shift 1 · Q55
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  5. /2022 · 28 Jun · Shift 1 · Q55

Geometrical Optics question

2022 · 28 Jun · Shift 1 · Q55

JEE MainPhysicsGeometrical OpticsMCQ+4 / −1
The aperture of the objective is 24.4 cm. The resolving power of this telescope, if a light of wavelength 2440 Ao\mathop A\limits^oAo​ is used to see th object will be :
  1. A
    8.1 ×\times× 106
  2. B
    10.0 ×\times× 107
  3. C
    8.2 ×\times× 105
  4. D
    1.0 ×\times× 10 −-− 8
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