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- Multiple ChoicePlease save your changes before editing any questions.
De Broglie equation

relates the momentum of a mass to its wavelength

relates the energy of a mass to its wavelength

relates the frequency of a mass to its wavelength

relates the work function of a mass to its wavelength

- Multiple ChoicePlease save your changes before editing any questions.
If waves can behave like particles, then particles can behave like a wave. This is the idea behind...

Quantization of Energy

Photoelectric Effect

Compton Effect

deBroglie Waves

Uncertainty Principle

- Multiple ChoicePlease save your changes before editing any questions.
The energy of a particle trapped inside an infinite deep potential well is 8 eV. If the width of the well is halved then it's energy becomes

2 eV

4 eV

16 eV

32 eV

- Multiple ChoicePlease save your changes before editing any questions.
Name the scientist who created an equation to treat the electron as a wave

Planck

Heisenberg

de Broglie

Schrodinger

- Multiple ChoicePlease save your changes before editing any questions.
The SI unit of frequency is the __________.

meter

second

hertz

meter per second

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If a proton and an electron have same energy, then which one is correct?

- Multiple ChoicePlease save your changes before editing any questions.
The normalized wave function must have ________ norm

Infinite

Zero

Finite

Complex

- Multiple ChoicePlease save your changes before editing any questions.
The square of the magnitude of the wave function is called_________

Current density

Probability density

Zero density

Volume density

- Multiple ChoicePlease save your changes before editing any questions.
The operator ∇

^{2}is called _______ operatorHamiltonian

Laplacian

Poisson

Vector

- Multiple ChoicePlease save your changes before editing any questions.
The function representing matter waves must be ________

Complex

Real

Zero

Infinity

- Multiple ChoicePlease save your changes before editing any questions.
A ____ is a discrete, quantized bundle of energy

Photoelectric effect

Photon

Quantized

Proton

- Multiple ChoicePlease save your changes before editing any questions.
find the correct applications of quantum mechanics.

Quantum mechanics is used to explain the concept of

photoelectric effect.

The atomic structure and the origin of spectral lines are explained by Bohr based on quantum concepts.

The phenomenon like Scattering of X-rays are

explained by Compton based on quantum ideas.

Based on quantum ideas, the problem

of specific heat of solids at low temperature

is explained successfully.

- Multiple ChoicePlease save your changes before editing any questions.
Which one is correct Schrodinger time independent equation

[∇

^{2}ψ +__2m (E –V)__ψ]**/**ħ^{2}= 1[∇

^{2}ψ +__m (E –V)__ψ]**/**ħ^{2}= 0[∇

^{2}ψ +__2m (E –V)__ψ]**/**ħ^{2}= 0[∇

^{2}ψ +__2m (E –V)__ψ]**/**ħ = 0 - Multiple ChoicePlease save your changes before editing any questions.
Which one is correct Schrodinger time dependent equation?

H = E

H = Eψ

Hψ = ψ

Hψ = Eψ

- Multiple ChoicePlease save your changes before editing any questions.
This equation represents Schrodinger's

time independent in 3-d for free particle.

time independent in 3-d.

time dependent in 1-d for free particle.

time dependent in 1-d.

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Quantum mechanical operator, corresponding to physical quantity momentum, is

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The de-Broglie wavelength of an electron is 5 Angstrom. Then its momentum is

- Multiple ChoicePlease save your changes before editing any questions.
An electron is moving freely with kinetic energy 10 eV. It's de-Broglie wavelength is

- Multiple ChoicePlease save your changes before editing any questions.
The equation which links Energy to wavelength is...

$E=hf$

$E=\frac{hf}{\lambda}$

$E=\frac{hc}{\lambda}$

$c=f\lambda$

- Multiple ChoicePlease save your changes before editing any questions.
What does the p stand for?

power

momentum

pressure

principle axis