Q1
Need this solved asap. Please help me with solution.
Q1 Need this solved asap. Please help me with solution. 1. What is the wavelength of...
Q4 Need this solved asap. Please help me with solution. 4. What is the frequency of a photon that has the same momentum as a neutron moving with a speed of 1.10 x 103 m/s? Hz
Q9 Need this solved asap. Please help me with solution. 9. A photon of red light (wavelength = 715 nm) and a Ping-Pong ball (mass = 2.20 x 10-kg) have the same momentum. At what speed is the ball moving? m/s
Q3 Need this solved asap. Please help me with solution. 3. What speed must an electron have if its momentum is to be the same as that of an X-ray photon with a wavelength of 0.15 nm? m/s
1. What is the wavelength of a neutron (mo 1.67 x 10-27 kg) traveling at a speed of 6.00 x 104 m/s?
Q10 Need this solved asap. Please help me with solution. 10. An proton-antiproton pair is produced by a 1.90 x 10% MeV photon. What is the kinetic energy of the antiproton if the kinetic energy of the proton is 7.93 MeV? Use the following Joules-to-electron-Volts conversion leV = 1.602 x 10-19 J. The rest mass of a proton is 1.67 x 10°4 kg. MeV
Q8 Need this solved asap. Please help me with solution. 8. An electron, starting from rest, accelerates through a potential difference of 21.0 V. What is the final de Broglie wavelength of the electron, assuming that its final speed is not relativistic? nm
Q2 Need this solved asap. Please help me with solution. 2. Radiation of a certain wavelength causes electrons with a maximum kinetic energy of 0.60 eV to be ejected from a metal whose work function is 2.65 eV. What will be the maximum kinetic energy with which this same radiation ejects electrons from another metal whose work function is 2.21 eV?
Q7 Need this solved asap. Please help me with solution. 7. A light source emits a beam of photons, each of which has a momentum of 1.30 x 10-29 kg.m/s. What is the frequency of the photons? Hz
Q5 Need this solved asap. Please help me with solution. 5. Find the kinetic energy of an electron whose de Broglie wavelength is 13.0 nm.
1. What is the wavelength of a neutron (m0 = 1.67×10−271.67×10−27 kg) traveling at a speed of 6.00×1046.00×104 m/s?