Calculate the de Broglie wavelength of an electron having a kinetic energy of 1000 ev. Compare the result with the wavelength of X-rays having the same energy.
Q: (A) Calculate the de Broglie wavelength for an electron (me = 9.11 × 10-31 kg) moving at 1.00 × 107…
A:
Q: The photoelectric threshold wavelength of a tungsten surface is 722 nm. Calculate the maximum…
A: Given:- The photoelectric threshold wavelength of tungsten λ = 722 nm the ultraviolet radiation of…
Q: What is the maximum kinetic energy (in eV) of the photoelectrons when light of wavelength 260.0 nm…
A:
Q: Calculate the de Broglie wavelength of an electron accelerated from rest through a potential…
A:
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: Calculate the de Broglie wavelength of a 53.8 kg person who is running at a speed of 4.05 m/s.…
A:
Q: What is the de Broglie wavelength of an electron with a kinetic energy of 245 keV?
A: de Broglie wavelength is given by, λ=hp,
Q: Calculate the energy and momentum of a photon of wavelength 700 nm
A: As per the particle theory of light, light is made up of discrete packets of energy called photons.…
Q: Determine the de Broglie wavelength for an electron orbiting with energy of 13.6 eV.
A: Given- Energy E=13.6 eV =13.6×1.6×10-19=21.76×10-19 V We know that de Broglie wavelength…
Q: Radiation with a frequency of 7.52 × 1014 Hz illuminates a photoelectric surface in a photoelectric…
A: Frequency = 7.52 ×10¹⁴Hz Work function = 2.20 eV
Q: In a photoelectric experiment using a sodium surface, you find a stopping potential of 1.73 V for a…
A:
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: An electron and a proton each have kinetic energy equal to 50 keV. (a) What are their de Broglie…
A: Given electron and proton each have equal kinetic energy K.Ee=K.EP=50 keVWe know mass of electron,…
Q: The photoelectric work function of tungsten is 4.5 eV. Calculate its threshold wavelength.
A: To find-Threshold wavelength (λ0)=?Given-W0=4.5 eV1 eV=1.6×10-19 J
Q: The mass of a gold atom is about 3.27 × 10-25 kg. Find the de Broglie wavelength of a thermal gold…
A: The mass of gold atom is, m=3.27×10-25 kg
Q: The threshold frequency for a certain metal is 3.3 × 1014 Hz. If light of frequency 8.2 × 1014 Hz is…
A: Given: Threshold frequency, fo = 3.3 × 1014 Hz Incident frequency, f = 8.2 × 1014 Hz
Q: Molybdenum has a work function of 4.20 eV. Find the cutoff wavelength for the photoelectric effect.
A: Certain metals release electrons from their surface when light falls on them. This process is called…
Q: The work function for a certain metal is 4.2 eV. Will this metal give photoelectric emission for…
A: Given: Work function, W = 4.2 eV wavelength = 330 nm
Q: Light with a wavelength of 300 nm is incident on the cathode of a photoelectric tube. It is observed…
A: Given,λ=300 nmK=0.5eV=8×10-20 JFrom law of conservation of energy,E=ϕ0+KWhere ϕ=Work…
Q: If the photoelectric work function of a calculate the threshold metal is 5 eV, wavelength for the…
A: To find-Threshold wavelength (λ0)=?Given-W=5 eVW=5×1.6×10-19 J
Q: Calculate the de Broglie wavelength for an electron with momentum 1.8 x1 0^-25 kg*m/s.
A:
Q: What are (a) the energy of a photon corresponding to wavelength 1.00 nm, (b) the kinetic energy of…
A: a) The expression for the energy of photon is,
Q: The photoelectric threshold wavelength of a tungsten surface is 272nm. Calculate the maximum kinetic…
A: Given:frequency, f = 1.45×1015 Hzwavelength,λ0 = 272 nmSolution:We know that, the eqaution for work…
Q: An electron has a de Broglie wavelength of 0.20 nm. Determine (a) the magnitude of its momentum and…
A: Given, Broglie Wavelength = 0.2 nm. We need to find, (a) Magnitude of its momentum =? (b) Kinetic…
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: (a) What is the de Broglie wavelength (in m) of a proton moving at a speed of 3.30 x 104 m/s?…
A:
Q: The threshold frequency for a certain metal is 3.3 x 1014 Hz. If the light of frequency 8.2 x 1014…
A:
Q: An electron, a doubly ionized helium ion (He++) and a proton are having the same kinetic energy. The…
A: An electron, a doubly ionized helium ion (He++) and a proton are having the same kinetic energy. The…
Q: A clean nickel surface is exposed to light of wavelength 230 nm. What is the maximum kinetic energy…
A: Given Information:- Wavelength of the incident light is λ=230 nm =230 nm×10-9 m1 nm =2.30×10-7…
Q: Calculate the de Broglie wavelength of a proton with energy 1000 eV.
A: Given: Planck's constant,h=6.626×10-34JsMass of proton,m=1.67×10-27kgEnergy,E=1000eV=1000×1.6×10-19J…
Q: Calculate the de Broglie wavelength of a 41 kg person who is running at a speed of 3.07 m/s. Answer…
A:
Q: Find the threshold wavelengths for photoelectric effect from a copper surface, a sodium surface and…
A:
Q: (a) What is the de Broglie wavelength (in m) of an electron moving at a speed of 3.03 x 10* m/s? (b)…
A: Given:- for (a) speed of electron (V) = 3.03 *104 m/s planck's constant (h) = 6.6…
Q: he photoelectric threshold wavelength of a tungsten surface is given as 256 nm. Calculate the…
A: Given: The threshold wavelength of the tungsten is 256 nm. The frequency of the ultraviolet…
Q: Calculate the velocities of electrons with de Broglie wavelengths of 1.7×103 nm and 5.0 nm,…
A:
Q: When ultraviolet light with a wavelength of 400.0 nm falls on a certain metal surface, the maximum…
A:
Q: What is the de Broglie wavelength of(a) a bullet of mass 0.040 kg travelling at the speed of 1.0…
A: Given: (a) a bullet of mass 0.040 kg travelling at the speed of 1.0 km/s(b) a ball of mass 0.060 kg…
Step by step
Solved in 4 steps
