Physics - Wave Optics Question with Solution | TestHub

PhysicsWave OpticsDiffractionEasy2 minPYQ_2020

PhysicsEasysingle choice

The diameter of the lens of a telescope is $0.61 m$ and the wavelength of light used is $5000 Å$ . The resolution power of the telescope is

Answer:

Solution:

Resolving power $(\frac{1}{d θ}) = \frac{D}{1.22 λ}$

$= \frac{0.61}{1.22 \times 5000 \times 10^{- 10}}$

$= 10^{6}$

Stream:NTA_ABHYAS_NEETSubject:PhysicsTopic:Wave OpticsSubtopic:Diffraction

⏱ 2mℹ️ Source: PYQ_2020

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