Physics - Geometrical Optics Question with Solution | TestHub

PhysicsGeometrical OpticsRefraction+ReflectionEasy2 minPYQ_2008

PhysicsEasysingle choice

Two thin lenses of focal lengths $f_{1}$ and $f_{2}$ are in contact and coaxial. The power of the combinations is

Answer:

Solution:

$\Rightarrow P \frac{1}{f} = \frac{1}{f _{1}} + \frac{1}{f _{2}} = \frac{f _{1} + f _{2}}{f _{1} f _{2}}$

Stream:NEETSubject:PhysicsTopic:Geometrical OpticsSubtopic:Refraction+Reflection

⏱ 2mℹ️ Source: PYQ_2008

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