Find the energy (in eV) of a photon with a frequency of 6.7 ✕ 1016 Hz.
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Find the energy (in eV) of a photon with a frequency of 6.7 ✕ 1016 Hz.
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- How many photons are produced in a laser pulse of 0.824 J at 507 nm?The temperature of the human body is 37 deg C. The intensity of radiation emitted by the human body is maximum at a wavelength?A Light Bulb emits EMR with a frequency of 7.00x1014 Hz. If the TOTAL amount of Energy it produces is 6.00 MJ, how many photons are emitted?
- The human eye is sensitive to orange light having a frequency of about 5.0 * 1014 Hz (a wavelength of about 608 nm). What is the energy in joules of the photons associated with this light?Find the momentum (in kg·m/s) of a 11.0 keV x-ray photon. What is the neutron's kinetic energy (in keV)?A laser emits a pulse of light that lasts 10 ns. The light has a wavelength of 690 nm, and each pulse has an energy of 480 mJ. How many photons are emitted in each pulse? Let 1 eV = 1.60 × 10−19 J, the mass of an electron m = 9.11 × 10−31 kg, the speed of light c = 3.00 × 108 m/s, and Planck’s constant h = 4.136 × 10−15 eV ∙ s.
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