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PhysicsModern PhysicsPhotoelectric effectMedium2 minPYQ_2025

PhysicsMediumstatement

In an experiment with photoelectric effect, the stopping potential,

Answer:

Solution:

From Einstein photoelectric equation $\frac{h c}{λ} = ϕ + e V_{S}$ Maximum K.E. $= (K)_{m a x} = e V s$ So, $V_{S} = \frac{( K ) _{m a x}}{e}$

Stream:JEESubject:PhysicsTopic:Modern PhysicsSubtopic:Photoelectric effect

⏱ 2mℹ️ Source: PYQ_2025

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