In a block of Cobalt/iron alloy very poorly mixed with the irc- of hydrogen is 13.6 eV predict
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A: as per guideline I am solving the first one, we know that 1 eV=1.6022 *10^-19 J
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A: To find: To find the number of electrons in a sub shell using the given values of n and l
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Q: Calculate the wavelength of the ionization energy of hydrogen [Adapted from the
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Q: (2) Determine, the shortest and longest wavelengths of the Balmer series of hydrogen. (RH = 1.097 ×…
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A: Solution:- Energy‐dispersive X‐ray spectroscopy (EDX) is a surface analytical technique…
Q: Debje length = A, = 7430 KT ; where (T in ev) And also poove that Debje length= A=69; whexe (T in k)…
A: We know the expression of debey length is λ=ε0 kTn e2where ,ε0 = 8.85 x 10-12 farads per meter…
Q: (b) (4, 3, 2, -1) (4, 2, 3, 1) Is the transition allowed? Yes What is the energy involved (in eV)?…
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A: Given: Energy Levels to be n=5 and n=3 Rydberg's equation will be used to calculate the Wavelength
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A: Answer: W) Lyman Series
Q: 1. Let's use the Bohr model to estimate energy states and transition wavelengths. What are the three…
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Q: filled electron shells makesa metal into a magnet O Half O Completely
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Q: If the element in the last problem has energy levels E, = 2.54 x 10 18 J and E2 = 2.2 x 10 18 J,…
A: E1 = 2.54×10-18 J E2 = 2.2×10-18 J difference of energy levels = E1 - E2= 2.54×10-18 - 2.2×10-18 J=…
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Q: two metals A and B have work functions 8 eV and 12 eV respectively. Which metal has a lower cut-off…
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Q: transitions
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Q: In the saturation mode the BJT has VCE near : 1.2V O 0.2V O -0.2V
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Q: What temperature, in ∘C , is a blackbody whose emission spectrum peaks at 2.90 μm ?
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Q: Calculate the wavelength of the He–Ne laser (seeFig. 28–20).
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Q: excited nydrogen atoms need less energy to oxidize than normal ones. It is in the ground condition…
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Q: Find the diode laser wavelength (2 emitted via a semiconducting device, * .have bandgap energy 2.8eV…
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Q: 13. (a) Find the higest energy of the photon emitted by a downward electron transition in the…
A: The energy of photons is quantized. Each photon will have a energy defined by, E=hcλ Here h is…
Q: A hydrogen electron makes a transition from n=5 to the ground state. Determine LAL frec uency and…
A: According to the Rydberg equation, 1λ=RH1nf2-1ni2 where λ is the wavelength, RH is the Rydberg…
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