What is the mass of a small car in grams, if its de Broglie wavelength is 4.198×10-38 m m when it is traveling at a velocity of 11.84 m/s?

Q: An electron and a proton have the same kinetic energy. Which has the greater de Broglie wavelength?

A: The expression for the de Broglie wavelength is,

Q: If a particle weighs 7.61 kg and has a de Broglie wavelength of 2.06 x 10-39 m , what is its current…

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Q: What is the wavelength of a photon that has the same momentum as an electron moving with a speed of…

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Q: Red light of wavelength 670 nm produces photoelectrons from a certain metal which requires a…

A:

Q: What is the wavelength of an electron with a velocity of 10' m/s?

A: 4. The wavelength of the electron at the velocity of 107 m/s The wavelength of the electron is…

Q: A particle is moving 5 times as fast as an electron. The ratio of the de - Broglie wavelength of the…

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Q: On average, people in Adelaide have a mass of m = 85.5 kg and walk at a speed of v = 2.12 ms1, If we…

A: Given,

Q: What is the velocity of an electron that has a de Broglie wavelength of approximately 1.2×10-10?

A: Given: wavelength = 1.2×10-10 m

Q: Electron in diffraction experiment are accelerated through a potential difference of 200 V. What is…

A: Electrons are accelerated through potential difference of 200V. If final momentum of electron is P…

Q: A proton is moving with a speed of v = 1.20 x 10° m/s. What is its de Broglie wavelength (in m)?…

A:

Q: Light with a frequency of 2.89×10152.89×1015 Hz ejects electrons from the surface of aluminum, which…

A: The expression for the de-Broglie wavelength,

Q: Calculate the de Broglie wavelength of a 0.67kg ball moving with a constant velocity of 26 m/s…

A: Given data: Mass of the ball, m=0.67 kg Velocity of the ball, v=26 m/s Plank’s constant,…

Q: What is the de Broglie wavelength of a neutron (m = 1.67 x 10-27 kg) travelling at 6.5 x 104 m/s?

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Q: The diameter of the nucleus is about 12.1fm. What is the kinetic energy of a proton with a de…

A: diameter of nucleus (d) = 12.1 fm de broglie wavelength of proton = 12.1 fm

Q: If the de Broglie wavelength of an electron is equal to 5.0 e -7-m, how fast is the electron moving?…

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Q: A nonrelativistic particle is moving three times as fast as an electron. The ratio of the de Broglie…

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Q: What is the frequency (per second) and energy per quantum (in joules) of x-ray beams of wavelength…

A: Write the expression for the frequency of x-ray beams (Mo Ka).

Q: De Broglie's hypothesis states that every particle has associated with it a wavelength given by…

A: Given data :                   Mass of the bullet, m = 3.31 g = 3.31×10-3 kg                   Speed…

Q: At what speed must a proton travel in order to have the same de Broglie wavelength as an electron…

A: In this question we have to answer how fast must a proton travel in order to have the same de…

Q: What is the deBroglie wavelength of a 1500 kg car traveling at 100km/hr(27.8 m/s)?

A: The equation for the de Broglie wavelength is given by

Q: The orbital radius of an electron in a hydrogen atom is 0.846 nm.What is its de Broglie wavelength?

A:

Q: When ultraviolet light with a wavelength of 400.0 nm falls on a certain metal surface, the maximum…

A: When light of particular wavelength incident on metal surface, it will eject electrons from metal…

Q: What speed would an electron need in order to match the de Broglie wavelength of a proton whose…

A: The wavelength is inversely proportional to mass and speed. The unit of wavelength is meter(m).…

Q: What is the de Broglie wavelength of (a) an electron accelerated from rest by a potential difference…

A: a) The kinetic energy of the electron which is accelerated is given by K=eV=pe22me…

Q: At what speed in units of m/s, will an electron have a de Broglie wavelength of 41.4 μm?

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Q: What is the wavelength of a photon that has the same momentum as an electron with a speed of 2.69…

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Q: The wavelength of the yellow spectral emission line of sodium is 590 nm. At what kinetic energy…

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Q: Calculate the de Broglie wavelength of a 0.50-kg ball moving with a constant velocity of 26 m/s…

A: Write down the equation for de-Broglie wavelength

Q: Calculate the de Broglie wavelength of a 0.43 kg ball moving with a constant velocity of 26 m/s

A: The ball's mass is, m=0.43 kg The constant velocity of a ball is, v=26 m/s

Q: A sprinter wins a 100-m dash in 9.30 s. What is his de Broglie wavelength at this speed if his mass…

A: The given data are: d=100 mt=9.3 sm=85.4 kg Here, d is the distance, t is the time, and m is the…

Q: Why does no stable electron orbit with a circumference of 2.5 de Broglie wavelengths exist in any…

A: Electron is described as a standing wave. No stable electron orbit exists with a circumference of…

Q: The de Broglie wavelength (in nanometer) for an electron moving with 2.479 x 104 m/s is:

A: According to de-Broglie, the wavelength of an electron is inversly proportional to its momentum.

Q: De Broglie postulated that the relationship A = h/p is valid for relativistic particles. What is the…

A: We know

Q: What is the de Broglie wavelength of a red blood cell with a mass of 1.00 x 10-11 g that is moving…

A: The expression for find wavelength is λ=hmv

Q: Calculate the de Broglie wavelength for an electron travelling at 4.27x10^6 m/s

A: We known that, de Broglie wavelength is given by, λ = h/mv where, λ is the wavelength  h is Planck's…

Q: If the de Broglie wavelength of a neutron is 10 ºm what is the energy associated with it? Mass of…

A: Given data: Wavelength λ=10-10m Mass for neutron m=1.675×10-27kg

Q: In a typical electron microscope, the momentum of each electron is about 7.8 x 1023 kg-m/s. What is…

A: charge on electron (q) = -1.6×10-19C mass of electron (m) = 9.11×10-31 kg momentum of electron (p) =…

Q: If a proton were traveling the same speed as electrons in a TV picture tube (about 7.7 × 10' m/s),…

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Q: Lithium has a work function of 2.51 eV. What is the maximum kinetic energy of the photoelectrons if…

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Q: When light of wavelength 250nm is incident on a metal surface,the maximum speed of the…

A: Given:  incident wavelength = 250 nm = 250 x 10-9 m max speed, v = 4 x 105 m/s  mass of electron, m…

Q: The de Broglie wavelength of a 60 g golf ball is 4.28x10−34 m. What is its speed?

A: According to De Brogile wavelength formula, d = h/p Where d denotes wavelength, p is momentum and is…

Q: What is the de Broglie wavelength for an electron with speed (a) v = 0.480c and (b) v = 0.960c?

A: Given that: A) Speed of electron, v = 0.480 c B) When, Speed of electron, v = 0.480 c

Q: At what speed is a 66 kg person traveling if they have a de Broglie wavelength of 5 x 10-36 m 5 m/s…

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Q: What is the velocity, in meters per second, of a beam of electrons if they are to display a "de…

A: The wavelength,

Blackbody

Q.5 A blackbody radiates how much energy when the temperature of the body is elevated?