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PhysicsModern PhysicsAtomic structureEasy2 minPYQ_2020

PhysicsEasysingle choice

The speed of an electron in the orbit of the hydrogen atom in the ground state is (c is speed of light)

Answer:

Solution:

$V = 9 \times 10^{9} \times \frac{2 π e^{2}}{n h} = 2.18 \times 10^{6}$ m/s

Or $V = \frac{2.18 \times 10^{6}}{3 \times 10^{8}} c = \frac{c}{137}$

Stream:NTA_ABHYAS_NEETSubject:PhysicsTopic:Modern PhysicsSubtopic:Atomic structure

⏱ 2mℹ️ Source: PYQ_2020

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