When the uncertainty principle is considered, it is not possible to locate a photon in space more precisely than about one wavelength. Consider a photon with wavelength 1 = 1 µm. What is the uncertainty in the photon's momentum?

Q: (Hand by writing ans.)A certain atom has an energy level of 3.50 eV above the ground state. When…

A: If you know the frequency of the photon, you can calculate the wavelength using the equation…

Q: Imagine a universe in which you have a de Broglie wavelength of 1 meter. In your everyday life, you…

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Q: In a photoelectric experiment it is found that a stopping potential of 1.00 V is needed to stop all…

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Q: A relativistic electron has a de Broglie wavelength of 2.45 pm2.45 pm (1 pm=10−12 m).(1 pm=10−12 m).…

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Q: lectron with an initial total energy of E=3.757 eV (in a region with zero potential) is incident on…

A: Given: The initial total energy of the electron is 3.757 eV.            The potential is 1.952 eV.…

Q: An air-rifle pellet has a mass of 30 g and a velocity of 200 m/s. If its velocity is known to an…

A: Given M = 30g  v = 200 m/s accuracy of ± 0.12%  min possible uncertainity in pellet's position=?

Q: An electron moves in the x c 3.6 x 10 m/s. We can measure 1%. With what precision can w its x…

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Q: Find the de Broglie wavelength A for an electron moving at a speed of 1.00 × 106 m/s. (Note that…

A: Given,The speed of the electron, Mass of the electron, Planck's constant, According to de Broglie…

Q: In a process called pair production, a photon is transformed into an electron and a positron. A…

A: For the pair production, the wave energy converts into mass ( or mass energy, we can say) Mass of…

Q: An electron has a de Broglie wavelength of 0.286 nm. What is the momentum of the electron? Express…

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Q: A spherical virus has a diameter of 50 nm. It is contained inside a long, narrow cell of length 1 x…

A: Given: The diameter of the spherical virus 50 nm. The length of the call is 1×10-4 m.

Q: A particle is created in a shower of particle decays. Its velocity is measured to a precision of 50…

A: Given Data: Mass of particle: m = 6.64 × 10-27 kg Uncertainity in the measurement of velocity…

Q: Q:-3(a)-An electron moves in the x direction with a speed of 2.8 x 10° m's. We can measure its speed…

A: Given: (a) Speed of electron along x-axis, v=2.8×106 m/s Precision in speed, ∆v=2% of v To find…

Q: A certain atom has an energy state 3.50 eV above the ground state. When excited to this state, the…

A: Given data: The energy is E=3.50 eV. The time is ∆t=2.0 ms. Part (a) The wavelength of the photon…

Q: An alpha particle is a helium nucleus consisting of two protons and two neutrons. It is moving with…

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Q: An electron is in a box of width 3.0 * 10-10 m. What are the de Broglie wavelength and the magnitude…

A: Given: The width of the box L = 3×10-10 m. The level for which momentum and de Broglie wavelength…

Q: A proton is moving at a speed of 2.59 × 107 m/s.  The mass of a proton is 1.67 × 10–24 g. Calculate…

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Q: At what temperature T will the kinetic energy of a molecule of a biatomic gas be equal to the energy…

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Q: An electron is moving with a speed of 5 x 106 m/s (± 2  x 10 -2m/s). Using this information,…

A: given ,  speed of the electron , v = 5×106 m/s (± 2×10-2 m/s) As we know ,  mass of the electron , m…

Q: A certain laser produces light at a wavelength 800 nm in pulses that last 4 x 10-15 s. You should…

A: Heisenberg's Uncertainty Principle Heisenberg's uncertainty principle states that if the position of…

Q: During a certain experiment, the de Broglie wavelength of an electron is 400 nm = 4.0 ✕ 10−7 m,…

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Q: The average energy of a photon in a pulsed laser beam is2.39 eV, with a minimum uncertainty of…

A: Given that a pulsed laser beam  with each photon having energy 2.39 eV, with minimum uncertainty of…

Q: Q:-3(a)-An electron moves in the x direction with a speed of 2.8 x 106 m/s. We can measure its speed…

A: Required : The precision in the x coordinate of the electron and the ball.

Q: A proton and an electron are accelerated from rest through the same potential difference V. What is…

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Q: (a) What is the wavelength of the electrons? (b) What is the momentum of the electrons? (c) What is…

A: a) The electron’s wavelength can be determined as, Here, D, f, ꞵ, and λ represent the screen’s…

Q: Particles pass through a single slit of width 1.5 mm. The de Broglie wavelength of each particle is…

A: It is given that,

Q: What does <mean?

A: Given: Momentum of the particle  p=hλwhere λ is the wavelength.And  λ=λ0+∆λ Uncertainty in…

Q: Consider the adjacent circuit, where R1=R3=RL=2 kilo-Ohms, R2=3 kilo-Ohms, V1= 10V, and V2=8 V. The…

A: Thevenin theorem is basically a method to solve any complex circuit into a simple one, which…

Q: One of the smallest macroscopic particles we could imagine using for an experiment would be a very…

A: AIM: To determine the de-Broglie wave length (λ) of a very small smoke (or) soot particle GIVEN:…

Q: The diameter of a Hydrogen atom is about 10.6 nm. What is the minimum uncertainty in momentum of an…

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Q: We wish to measure simultaneously the wavelength and position of a photon. Assume that the…

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Q: An atom initially in an energy level with -2.59 eV emits a photon that has wavelength 480 nm. What…

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