What is the de Broglie wavelength of an electron with a kinetic energy of 245 keV?
Q: Light of frequency 0.790 × 10^15 Hz illuminates a sodium surface. The ejected photoelectrons are…
A:
Q: Find the speed of helium atoms with a de Broglie wavelength of 1.03 Å.
A:
Q: Electrons striking the back of a conventional TV screen travel at a speed of about 2.1 ✕ 107 m/s.…
A: Given data: Speed of electrons (v) = 2.1 × 107 m/s Required: De Broglie wavelength in nm
Q: If the de Broglie wavelength of a particle is 1032 nm, how fast is the electron moving?
A: The expression for the speed of the moving electron,
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: A relativistic electron has a de Broglie wavelength of 2.45 pm (1 pm = 10-¹2 m). Determine its…
A:
Q: What is the de Broglie wavelength of an electron moving with velocity ¾c.
A: Given: Mass of electron,m=9.11×10-31kgVelocity,v=35c=35×3×108m/sPlanck's constant,h=6.626×10-34Js…
Q: What is the de Broglie wavelength (in nanometers!) of an electron with energy 1.2 eV?
A: As per De Broglie's hypothesis, matter can behave as a wave and will have a characteristic…
Q: A metal with a work function of 4.2 eV is exposed to light in a photoelectric effect experiment. If…
A: The problem can be solved by using the concepts of the Photoelectric effect. The photoelectric…
Q: Electrons striking the back of a conventional TV screen travel at a speed of about 1.5 ✕ 107 m/s.…
A: Given data: The speed of electron, v=1.5×107 m/s. The de Broglie wavelength of electron is given…
Q: Calculate the de Broglie wavelength for a proton moving with a speed of 1.00 ×106 m/s.
A: Matter or particles can behave both as a particle and a wave. This is called the dual nature of…
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: The de Broglie Wavelength of a proton and an alpha particle are equal.The ratio of their velocities…
A: The de Broglie wavelength of a proton can be expressed as, λp=hmpvp ......(1) Here, h is Planck's…
Q: If a proton were traveling the same speed as electrons in a TV picture tube (about 8.5 107 m/s),…
A:
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: Find the de Broglie wavelength of a proton with a kinetic energy of 15 eV.
A: Kinetic energy of proton is given and we are required to find its de Broglie wavelength.
Q: What is the de Broglie wavelength of an electron accelerated from rest through a potential…
A: De Broglie's hypothesis says that every matter will have characteristics of wavelength associated…
Q: What is the de Broglie wavelength of a particle with a momentum of 1.11 x 10^-10 kg ms?
A: Momentum p=mvp=1.11×10-9 kg.msecNow De-Broglie equationλ=hp where h=6.6261×10-32 Joule second
Q: Light of frequency 3.3 × 1015 Hz illuminates a piece of silver, and the silver emits photoelectrons…
A:
Q: Calculate the de Broglie wavelength for an electron with momentum 1.8 x1 0^-25 kg*m/s.
A:
Q: What is the de Broglie wavelength of a particle with a momentum of 1.11 x
A:
Q: An electron has a non-relativistic speed of v=1.5 x 105 m/s. Determine: a) Its De Broglie wave…
A:
Q: If an electron is accelerated from rest through a potential difference of 100 V, what is its de…
A:
Q: What would be the kinetic energy of electrons in a beam having a de Broglie wavelength of 420 nm…
A:
Q: Calculate the momentum of an electron with a de Broglie wavelength of 15 nm.
A: All matter exhibits wave-like properties and the wavelength of such matter waves will depend on the…
Q: An electron is in a box of width 3.0 * 10-10 m. What are the de Broglie wavelength and the magnitude…
A: de Broglie wavelength of a particle with momentum can be given by the relation, λ=hp
Trending now
This is a popular solution!
Step by step
Solved in 2 steps with 1 images
- Calculate the de Broglie wavelength of a proton moving at 2.60 x 104 m/s and 1.99 x 108 m/s. (a) 2.60 x 104 m/s m (b) 1.99 x 108 m/sIf the photoelectric work function of a metal is 5 eV, calculate the threshold frequency for the metal. Given : Planck's constant = 6.6 x 10-34 Js. 1 eV = 1.6 × 10-19 V.De Broglie postulated that the relationship ? = h/p is valid for relativistic particles. What is the de Broglie wavelength for a (relativistic) electron having a kinetic energy of 3.18 MeV?
- Electrons with an energy of 0.842 eV are incident on a double slit in which the two slits are separated by 40.0 nm. What is the de Broglie wavelength (in nanometers!) of these electrons?An electron is accelerated from rest through a potential difference of 100 V. What is the de Broglie wavelength of the electron?An electron is accelerated from rest through a potential difference so that its de Broglie wavelength is 0.020 nm. What is the potential difference?