1. The peak intensity of thermal radiation from the Sun is at a wavelength of 500 nm. Calculate the surface temperature of the Sun.
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A: Here the correct option is (C). i.e infrared, visible, ultraviolet
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A: As per the guidelines we will solve the first three parts for you. Kindly post the other parts…
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Q: A. 1.2x10 R B. 1.8x10' R C. 1.8x 10 R D. 8.4x10 R 32. What is an exposure of 4.6x10 C/kg in…
A: Given, exposure E = 4.6 × 10-3 C/kg To convert C/kg to roentgens we have to use 1 C/kg = 3875.97 R
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Q: 1. A cube of iron (atomic number 26), whose side measures 1 ft (30.48cm), is floating in a dark…
A: Given data radiation power emitted by iron, P=200 W Length of cube, a=30.48 cm=0.3048 m
Q: A photon of light has a frequency of 5.00 x 1014 Hz. If the frequency of the photon was doubled then…
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Q: 1. Calculate the energy of a photon whose frequency is (a) 5.00×10¹4 Hz, (b) 10.0 GHz, (c) 30.0 MHz.…
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- 6. What is the temperature of an object if the peak wavelength of its blackbody spectrum is 1200 micrometers? a. 2.4 K b. 25 K С. 322 К d. 833 K e. None of these CS Scanned with CamScanner8. 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 micrometers
- 25. A photon has a frequency of 1.14 x 10^15 Hz. What is the energy of the photon? Use the formula E = hf, where E is energy in Joules, h is Planck's constant = 6.62 x 10^-34 J/s, and f is frequency (Hz). 5.82 x 10^-49J 8.77 x 10^-16 J 7.55 x 10^-19 J 1.09 x 10^-12 J wwwwww1. Explain the difference between radiation intensity and power density? Use diagrams to illustrate the difference.#3
- If the intensity of a light source is increased while the frequency and the metal surface remain the same, which of the following will occur? a. Electrons will be emitted at an increased rate with more average energy per electron. b. Electrons will be emitted at the same rate with the same average energy per electron. c. Electrons will be emitted at the same rate but with less average energy per electron. d. Electrons will be emitted at the same rate but with more average energy per electron. e. Electrons will be emitted at an increased rate with the same average energy per electron.1. What is the wavelength associated with a 250g cricket ball moving at 100 km/h?4.-The radius of the Sun is 6.96 × 108 m, and its total emitted energy is 3.85 × 1026 W.a) Assuming that the surface of the Sun radiates as if it were a blackbody, calculate its surface temperature.b) Using the result of part a), determine λmax for the Sun.