When 7.0x1012 photons pass through an experimental apparatus, 8.0x10⁹ land in a 0.20 mm -wide strip.
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A: The energy of the photon is given by Where h = Planck constant = 6.626 × 10- 34 J.s, c = Speed of…
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A: Write the expression for the power density of photon. Here, H represents the power density, φ…
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Q: By Amax Oi the pi LL alls on the same surface?
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Q: A light beam of wavelength 431 nm and intensity 159 W/m^2 shines on a target of area 2.86 m^2 for a…
A: Given data: Wavelength (λ) = 431 nm Intensity (I) = 159 W/m2 Area (A) = 2.86 m2 Time (t) = 2.12 s…
Q: The boy walked in the evening in the park with the flashlight with a power of 20 W . The flashlight…
A: a) To find the ratio A between the area of the sheet of paper and the surface area of a sphere with…
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Q: A 0.836-nm photon collides with a stationary electron. After the collision, the electron moves…
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Q: Fresh out of university you've been hired to do some photoelectron spectroscopy. You have a lamp…
A: The maximum kinetic energy of the emitted electron is KEmax=hν-φeV=hcλ-φeV+φ=hcλeV+φhc=1λ
Q: A 592 nm laser emits 4.94 x 1019 photons per second, how much total energy (in J) would this…
A: Given Data Wavelength of the photons is λ=592nm=592×10-9 m Number of photons emitted per unit second…
Q: A 2.0 - kg object falls from a height of 5.0 m to the ground. If the change in the object’s kinetic…
A: Calculating the number of photons required:
Q: A 530 nm laser emits 2.87 x 1019 photons per second, how much total energy (in J) would this…
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Q: A photon of frequency 1.5x 1015 Hz is scattered by an electron that is initially at rest. Which one…
A: The concept of Compton scattering (which is also known as inelastic scattering) can be used to…
Q: X-rays with an energy of 306 keV undergo Compton scattering with a target. If the scattered X-rays…
A: Given: Energy of incident x Ray (306k ev) Also scattering angle (123°) The given problem is the…
Q: light beam of wavelength 460 nm and intensity 180 W/m^2 shines on a target of area 1.69 m^2 for a…
A: We have givenThe wavelength is 460 nmintensity is 180 W/m2Area is1.69 m2duration is 4.25 sWe have to…
Q: A 35.0 keV collides with an electron. The photon scattered at 90 degree. By what percentage is the…
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Q: A 633 nm helium-neon laser puts out 4.00 W of power with a beam 5.70 mm in diameter. The beam is…
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Q: The threshold of dark-adapted (scotopic) vision is 4.5 x 10-11 W/m² at a central wavelength of 500…
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Q: What is the frequency of a 9 x 1025 joule photon?
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Q: A light beam of wavelength 538 nm and intensity 279 W/m^2 shines on a target of area 2.53 m^2 for a…
A: Given data: Wavelength (λ) = 538 nm Intensity (I) = 279 W/m2 Area (A) = 2.53 m2 Time (t) = 2.07 s…
Q: The 1.0 mW light beam from a laser pointer (λ = 670 nm) shines on a screen. How many photons strike…
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Q: The threshold of dark-adapted (scotopic) vision is 4.5 ✕ 10−11 W/m2 at a central wavelength of 500…
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Q: A 592 nm laser emits 4.94 x 1019 second, how much total energy (in J) would this transfer if it was…
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Q: Light of frequency 7.21×1014 Hz is incident on a metal surface. Electrons with a maximum speed of…
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Q: A light beam of wavelength 476 nm and intensity 119 W/m^2 shines on a target of area 2.11 m^2 for a…
A: Given value--- wavelength = 476 nm. intensity = 119 W/m2. Area = 2.11 m2. time = 2.75 s. We have…
Q: 102.A photon of frequency 4.81 x 10¹⁹ Hz scatters off a free stationary electron. Careful…
A: Given, The frequency, f=4.81×1019Hz Angle, θ=125° a. The original wavelength,…
Q: An AM radio transmitter radiates 500 kW at a frequency of 760 kHz. How many photons per second does…
A: Here,Power (P) = 500 kWFrequency (ν) = 760 kHz
Q: A laser emits 6.85 x 1018 photons per second in a thin beam with circular cross section having…
A: Power p= energy/ time. Power developmed by 1 photon. Time t = 1 sec P = E/t. P= hC/wavelength *t. P…
Q: The current of a beam of electrons, each with a speed of 1.200*10^3 m/s, is 9.000 mA. At one point…
A: Given,
Q: A laser emits light at wavelength A = 598 nm in a beam of diameter 3.7 mm and at an energy-emission…
A: Given Wavelength λ = 598 nm = 5.98×10-7 m Diameter d = 3.7mm = 3.7×10-3 m Energy-emission rate P =…
Q: A helium–neon laser emits red light at wavelength l=633 nm in a beam of diameter 3.5 mm and at an…
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