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ExamTest.live has 5 De-Broglie Wavelength questions from Physics.

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Q1mediummcqPhysicsPhysics

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De-Broglie wavelength of an electron orbiting in the n = 2 state of hydrogen atom is close to (Given Bohr radius = 0.052 nm):

Q2hardmcqPhysicsPhysics

0% accuracy

A photon and an electron (mass m) have the same energy E . The ratio (λ_{photon} / λ_{electron}) of their de-Broglie wavelengths is (c is the speed of light):

Q3mediummcqPhysicsPhysics

A particle of mass 1 mg has the same wavelength as an electron moving with a velocity of 3 \times 1 0^{6} ms^{- 1} . The velocity of the particle is (ma ss o f e l ec t ro n = 9.1 \times 1 0^{- 31} kg):

Q4easymcqPhysicsPhysics

If the kinetic energy of the particle is increased to 16 times its previous value, the percentage change in the de-Broglie wavelength of the particle is:

Q5hardmcqPhysicsPhysics

Light of wavelength 500 nm is incident on a metal with work function 2.28 eV . The de Broglie wavelength of the emitted electron is:

How many De-Broglie Wavelength questions come in Physics?▼

Our database has 5 De-Broglie Wavelength questions from Physics.

What difficulty are Physics De-Broglie Wavelength questions?▼

The 5 Physics De-Broglie Wavelength questions include 1 easy, 2 medium and 2 hard level questions.

Where can I find more De-Broglie Wavelength questions for other exams?▼

Visit /tag/de-broglie-wavelength to see all De-Broglie Wavelength questions across all exams including AIEEE, NEET 2019, AIEEE 2009.