A detector absorbs 1.0 × 109 photons of monochromatic light and their total energy is found to be 0.33 nJ. What is the wavelength associated with these photons? (h = 6.63 × 10−34 J⋅s, c = 3.00 × 108 m/s)
Group of answer choices
540 nm
600 nm
400 nm
500 nm
A detector absorbs 1.0 × 109 photons of monochromatic light and their total energy is found...
A stellar object is emitting radiation at 1720 nm. A detector is capturing 8 107 photons per second at this wavelength. h = 6.63 x 10-34 J-s. c = 2.998 x 108 m/s. (a) What is the total energy of the photons detected in one second? J/s (b) What is the total energy of the photons detected in one hour? J/hr
A stellar object is emitting radiation at 1620 nm. A detector is capturing 9 107 photons per second at this wavelength. h = 6.63 x 10-34 J-s. c = 2.998 x 108 m/s. (a) What is the total energy of the photons detected in one second? J/s (b) What is the total energy of the photons detected in one hour? J/hr
A stellar object is emitting radiation at 1070 nm. A detector is capturing 8 107 photons per second at this wavelength. h = 6.63 x 10-34 J-s. c = 2.998 x 108 m/s. (a) What is the total energy of the photons detected in one second? J/s (b) What is the total energy of the photons detected in one hour? J/hr
A stellar object is emitting radiation at 1720 nm. A detector is capturing 9 107 photons per second at this wavelength. h = 6.63 x 10-34 J-s. c = 2.998 x 108 m/s. (a) What is the total energy of the photons detected in one second? _______J/s (b) What is the total energy of the photons detected in one hour? _____J/hr
What is the energy in joules of a mole of photons associated with visible light of wavelength 486 nm? (c = 3.00 x 10 m/s; h = 6.63 x 10-34 J·s; NA = 6.022 x 1023 moles) Select one: a. 6.46 x 10-16 J b. 6.46 x 10-25 c. 2.46 x 10-4 J Od. 12.4 kJ O e. 246 kJ
Gamma rays are photons with very high energy. How many visible-light photons with a wavelength of 500 nm would you need to equal the energy of a gamma-ray photon with energy 4.1x10^-13J A) 1.0 × 106 B) 1.4 × 108 C) 6.2 × 109 D) 3.9 × 103
it is actually 30% more kinetic energy not less incident photons (2) When monochromatic light with wavelength 496 nm is incident on a certain photo-sensitive material, photoelectrons are liberated. When violet light with wavelength 400 nm is incident on the same surface, photoelectrons are liberated but with 30% less kinetic energy than before. What is the work function of the photo-sensitive material? photo- electrons photo- sensitive material
When ultraviolet light with a wavelength of 400 nm falls on a certain metal surface, the maximum kinetic energy of the emitted photoelectrons is 1.10 eV .What is the maximum kinetic energy K0 of the photoelectrons when light of wavelength 310 nm falls on the same surface? Use h = 6.63×10−34 J⋅s for Planck's constant and c = 3.00×108 m/s for the speed of light and express your answer in electron volts.
12. Chlorophyll is found in plants and absorbs light of 730 nm wavelength poorly, what energy is associated with this photon?
PHYS-1200/1250 Lab Manual Name Section 38A - Photons 1) Write Einstein's relationship between the energy of a photon and the frequency of the electromagnetic wave that characterizes the photon beam, Explain in words what cach term represents. Words Relationship Ehf histhu pian constant is the wayicha 2) What is the approximate frequency, energy, and wavelength (in meters) of a green light photon in the middle of the visible spectrum? Frequency(Hz) _Energy (Joules): 3-54X10 Energy (eV): Wavelength: 3) A beam of...