Calculate the de Broglie wavelength a)an electron with kinetic energy 50eV. b) an proton with kinetic energy 50eV. c) a 100 g bullet moving at 1200 m/s.
Q: (a) Find the momentum (in kg · m/s) of a 79.5 keV x-ray photon. |kg · m/s (b) Find the equivalent…
A: Momentum, P= E/c ; c is the speed of photon where kinetic energy, E= 79.5 KeV= 79.5 * 1.6 * 10-19…
Q: A photon has energy of E1= 1.0x10^-20 J. A second photon has twice the frequency as the first…
A: The energy of a photon is, E=hv using this formula the problem can be solved as follows
Q: shining light on a metal surface. The light source emits A physicist wishes to produce electrons…
A:
Q: An electron is having a kinetic energy of 3.00 eV. As pwe De Broglie hypothesis what will be its…
A: De Broglie's hypothesis says that all matter can behave both as a particle and a wave, or matter can…
Q: A bullet from a .357 Magnum has a mass of 11.66 gms and a muzzle velocity of 387 m/s. What is the…
A: SOlution: Given that m = 11.66 gms v =387 m/s
Q: Electrons are ejected from a metallic surface with speed of up to 5.8 x 106 cm/s, when light with…
A:
Q: A proton is accelerated through a potential difference of 500 volts. Calculate the de Broglie…
A: To calculate the de Broglie wavelength associated with a proton accelerated through a potential…
Q: The work function of sodium is 2.3 eV a) What must be the maximum wavelength of light to remove…
A:
Q: 2. Light of frequency 7.40 × 10¹4 Hz ejects electrons from surface (A) with a maximum kinetic energy…
A: Given, The frequency of the light, f=7.40×1014 Hz The kinetic energy of electrons ejected by surface…
Q: As part of an electron diffraction experiment, electrons are accelerated from rest across a…
A:
Q: To what speed must a proton be accelerated for it to have a de Broglie wavelength of 3.0 cm? If it…
A:
Q: 3) A proton is moving with 10^8 m/s speed. Find the De Broglie wavelength associated with the proton…
A:
Q: An electron is contained in a one-dimensional box of length 0.370 nm. a) Draw an energy-level…
A: The length of the box, The expression for the energy of one-dimensional box,
Q: What is the wavelength of a photon that has the same momentum as an electron moving with a speed of…
A: Given Speed of electron = v = 1200 m/s Momentum of photon= momentum of electron We have to calculate…
Q: A particle of matter is moving with a kinetic energy of 5.27 eV. Its de Broglie wavelength is 4.38 x…
A: Given data, Kinetic Energy KE=5.27 eV Wavelength λ=4.38×10-12 m
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: 4. An electron is accelerated into a cathode plate with a potential difference of 100,000 V. a) What…
A: NOTE- As per our company guidelines we are supposed to answer only first 3 sub-parts. Kindly…
Q: a. An electron is found to a wavelength of A = 0.65 nm. What is the velocity of the electron? m/s b.…
A: (a) Using de-Broglie wavelength equation: λ=hmvv=hmλ where,…
Q: Light falls on a piece of metal which has a Photoelectric Work Function of 3.0 eV. 4) a) What is the…
A: Given data The magnitude of the photoelectric work function is ϕ = 3 eV = 3 x 1.6 x 10-19 J = 4.8 x…
Q: If a proton and an electron have the same kinetic energy, which has the longer de Broglie…
A: Given: A proton and an electron has same kinetic energy.
Q: The mass of an electron is about 9.11x10^-31 kg. What is the de Broglie wavlength of an electron…
A: Given data: The mass of an electron (m) = 9.11×10-31 kg Speed (v) = 0.01 m/s Required: The de…
Q: light illuminated on sodium surface. photoelectrons are emitted with maximum kinetic energy equals…
A: The maximum kinetic energy of emitted electron is 0.82 eV, the wok function of the sodium is 2.28…
Q: A particle has a de Broglie wavelength of 3.0 × 10-10m. Then its kinetic energy increases by a…
A: The de Broglie wavelength Increment of kinetic energy by a factor
Q: A particle of matter is moving with a kinetic energy of 6.82 eV. Its de Broglie wavelength is 2.50 x…
A:
Q: The wavelength of an electron moving at 2.2 m/s is how much longer than the wavelength of an…
A:
Q: Choose the right answer: i) In scanning tunneling microscopy (STM) a. the tip is heated to…
A: Scanning tunneling microscopy is a technique introduced to study the surfaces of various samples…
Q: What is the de Broglie wavelength of a particle, such as an electron, at rest? O A. Davisson and…
A:
Q: A 2x10-12 m wavelength photon strikes a stationary electron and Compton scatters at and angle of 60…
A: c) Determine the speed of an electron. Determine the momentum of the electron.
Q: Electrons can have a wavelength of 0.00388 nm (wave-particle duality), blue light can have a…
A: Wavelength of electrons = 0.00388nm Wavelength of blue light = 450nm Wavelength of red light = 750nm…
Q: 2. Solve the de Broglie wavelength of: a. a tennis ball of mass 57 g traveling 25 m/s b. an electron…
A:
Q: In one experiment electrons are traveling from a source to a detecting screen, through a double…
A: Step 1:Double Slit experiment: The phenomenon of Diffraction was observed way earlier in history for…
Q: A 1210 kg car is moving at 15.0 m/s. Which of these equals its de Broglie
A: Given that The mass of the car is (m) = 1210Kg The speed of…
Q: Imagine an alternate universe where the value of the Planck constant is 6.62607-10-10 J-s. In that…
A: For a grainAfter putting valuesIt is quantum
Q: In a Compton efect experiment, a photon scattered from an electron at rest increases its wavelength.…
A: Let the wavelength of incident photon = λLet the wavelength of the scattered photn = λ'Let the…
Q: I. What is the de Broglie wavelength of the particle with mass 1 kg that is moving at a speed of…
A:
Q: 6. An electron, starting from rest, accelerates through a potential difference of 25.0 V. What is…
A: The work done by the electric field on the electron through the potential difference of U = 25.0 V…
Q: A proton, a neutron, an electron, and a positron are all traveling at 1.5% of the speed of light.…
A: Given, v=1.5% of c=4.5×106 m/s mproton=1.6726×10-27kg mneutron=1.6749×10-27kg melectron=9.11×10-31kg…
Q: Which of the following statements are true? Choose all that are. a. A photon has kinetic energy.…
A: A photon is an elementary (non-divisible) and fundamental particle of the fundamental force known as…
Q: momentum of a photon having energy is A.1.0 eV/c B. 1.6 eV/c C. NONE
A: Use use the relation between energy and momentum
Q: The work function for calcium is 2.9 ev. If we shine on the surface made of calcium with a light of…
A: Wavelength, λ = 420 nmWorkfunction of Calcium, φ = 2.9 eVSpeed of light, c = 3 × 108 m/sPlanck's…
Trending now
This is a popular solution!
Step by step
Solved in 4 steps
