What is EM Radiation by your own words?
Q: A wavelength of infrared radiation emitted is 25 mm (2.5 x 10-2 m). Show that the energy per photon…
A: Given : Wavelength (λ) = 25 mm = 2.5 x 10-2 m Speed of electromagnetic waves (c) = 3 x 108 m/s To…
Q: Discuss the physical origins of the gross selection rules for microwave and infrared spectroscopy
A: For microwave spectroscopy, the origin of the gross selection rule is transition dipole moment.
Q: How many watts will radiated from a spherical black body 15cm in diameter at a temperature of 600…
A: Answer :- the surface area of the spherical body A = 4πR2 A = 4 × 3.14 × ( .075 )2…
Q: ch type of electromagnetic radiation has a wavelength slightly larger than the light that is visible…
A: Electromagnetic radiations have a wide spectrum of frequency waves, with the highest energy waves…
Q: How many photons are contained in a flash of green light (525nm) That contains 189KJ of energy?
A:
Q: Derive Einstein's photoelectric effect equation?
A: Photoelectric effect is the phenomenon of emission of electrons from a metal surface, when…
Q: Show by calculation that the frequency of an X-ray is higher than the frequency of a microwave.
A: To show that the frequency of an X-ray is higher than the frequency of a microwave, we can use the…
Q: At temperature T a body emits its most intense radiation at a wavelength of 5.6 μm. What is the…
A: Given data *The given wavelength is λ1=5.6 μm *The given initial temperature is T1 = T *The given…
Q: Write about the photoelectric effect, analyzing the characteristics of this phenomenon.
A:
Q: In a photoelectric effect experiment, pure violet electromagnetic radiation that has a wavelength of…
A: The photoelectric effect is the emission of electrons when electromagnetic radiation, such as light,…
Q: Why do photographs in a book or magazine look grainy when magnified?
A: The photograph look grainy means that has a rough appearance as if the images are made up of spots
Q: What are the practical applications of the photoelectric effect?
A: The main application areas of photoelectric effect are:- 1)Light sensors 2)Motion and Positions…
Q: except for photoemission, is there any other term for photoelectric effect?
A: Answer:- The photoelectric effect is the emission of electrons when electromagnetic radiation, such…
Q: If the power output of a 650-kHz radio station is 50.0 kW, how many photons per second are produced?
A: Frequency of a photon f= 650 kHz Power of station P = 50kW so energy of one photon E= hf =…
Q: Which best explains the photoelectric effect—the particle nature or the wave nature of the electron?…
A: When a light is incident on the surface of metal, then the electron from metal surface get emitted…
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