1. Calculate the energy of a photon whose frequency is (a) 5.00×10¹4 Hz, (b) 10.0 GHz, (c) 30.0 MHz. Express your answers in electron volts.
Q: 1. What is the photon energy of light at the wavelength λ = 560 nm in eV? (Planck's constant is 6.6…
A: Since you have posted multiple questions, we will provide the solution only to the first question as…
Q: 7. Suntanning produces cell damage in the skin. Why is ultrviolet light capable of producing this…
A: Step 1:Ultraviolet radiation is an form of electromagnetic radiation that's comes form the sun and…
Q: 3. The thresho Calculate th the copper
A: To determine: The threshold frequency for the emission of photoelectrons from copper is 1.10×1015…
Q: Find the momentum of a 7.50-cm wavelength microwave photon. 8.835 x10-32 kg · m/s Hint: Recall the…
A: Given Data : The wavelength of the microwave photon is given as λ=7.50cm The SI unit of wavelength…
Q: 10. A high energy pulsed laser emits 2.50 nano second-long pulse of average power 2.20 × 10¹¹ W. The…
A:
Q: Recent scientific discoveries (made over the past 100 years) indicate that the nature of light is:…
A: It was Albert Einstein who suggested that light did not behave exactly a wave or a particle.…
Q: 3. What is the frequency of a photon that has a wavelength of 2.5 x 107 m?
A:
Q: 6. Find the photon energy of a radiation of wavelength 100 nm. 1 eV= 1.602 x 10-19J
A: Given Wavelength of photon = 100 nm We have to calculate the energy of a radiation.
Q: 13. At what velocity will an electron have a wavelength of 1.30 m?
A: Mass of electron m=9.1x10-31 kgWavelength of electron λ=1.30 m
Q: The highest-energy photons emitted by a hydrogen atom have been measured to have an energy of 13.6…
A: to joule conversion formula is given byEnergy of the photon is given byWhere, is the frequency of…
Q: • What quantities should you graph on the vertical and horizontal axes of your graph? • How will the…
A: Solution: The graph between the maximum kinetic energy and the frequency gives the straight line…
Q: 4. 1. Add a column and call it: frequency (Hz). 2. Use the "change column formula" function to…
A: Solution: When the light falls on a photosensitive material, it emits photoelectrons and these…
Q: Find the energy of the following. Express your answers in units of electron volts, noting that 1 eV…
A: Given data: Frequency (f) = 7.20×1017 Hz 1 eV = 1.60×10-19 J Required: The energy of the photon in…
Q: rcury atoms in the residual gas of the f the atomic electrons into a higher er s ground state, the…
A: It is given that the experiment of the electron beam. The explanation of the electron collision and…
Q: What is the de-Broglie wavelength of (a) a bullet of mass 0.040 kg travelling at the speed of 1.0…
A:
Q: 5. A singly ionized helium atom is in the ground state. It absorbs energy and makes a transition to…
A: Write the expression for the wavelength. 1λ=Z2R(1nf2−1ni2) Here, Z is the atomic number, R is the…
Q: 2. What is the mass of a photon with wavelength, 628nm (red light). What is the energy of the…
A: This problem can be solved using Einstein's mass-energy equivalence and Planck energy formulae.Known…
Q: Calculate the energy of a photon of wavelength 702nm.
A:
Step by step
Solved in 3 steps with 3 images
- 8. Calculate the frequency of a photon which has a linear momentum of 1.18x1023kg m/s2. Calculate the wavelength of a photon that has a frequency of 3.5 x 1011 Hz. Convert your answer into micrometers25. A photon of green light has a wavelength of 520 nm. Calculate the energy of this photon in eV. (Answer: 2.38 eV)
- 10. A singly ionized helium atom is in the ground state. It absorbs energy and makes a transition to the n = 3 excited state. The ion returns to the ground state by emitting three possible photons. What is the wavelength of the highest energy photon? 3 ƒ60 ssfo f60ª f60 ssf ) ssf60°4. A laser with a power of 1.0 mW has a beam radius of 1.0 mm. What is the peak value of the electric field in that beam?a. 490 V/mb. 840 V/mc. 65 V/md. 120 V/me. 22 V/mWhich of these expressions would yield the wavelength of light in meters emitted when an electron drops from orbit n = 3 to n = 2 in a Bohr hydrogen atom? Given h = 4.14 x 10-15 eVs and c = 3.00 x 108 m/s. a. 1.89/hxc b. hc/1.89 c. 1.89 x h x c d. (1.51 + 3.4)/hc e. hc/3.4
- A photon of light has a frequency of 5.00 x 1014 Hz. If the frequency of the photon was doubled then which of these would happen to the energy of this photon? a. it would become one-fourth as much b. it would become half as much c. it would double d. it would quadruple e. it would triple6. An object with a temperature of 5,000 K emits an electromagnetic (EM) flux of 50 nanowatt. Apply the blackbody radiation law to calculate approximate EM flux emitted by this body if its temperature is changed to 18,000 F.5. Express the work function for a photoelectric effect experiment in terms of the cut-off frequency. A. K/fc B. hfc C. fc/2 D. h/fc