Problem 4. Calculate the reflectivity of potassium at photon energy E, ()E-0.58 ev. n-0.119 and k-6.72 (frequency ranges v<v).(ii) E-6.702 eV.n-0.91 and k-0.06 (frequency ranges vovi) Problem 4. Calculate the reflectivity of potassium at photon energy E, ()E-0.58 ev. n-0.119 and k-6.72 (frequency ranges v
It’s review question, I need this as soon as possible. Thank you 3) For thè diferential equation: (a) The point zo =-1 is an ordinary point. Compute the recursion formula for the coefficients of the power series solution centered at zo- -1 and use it to compute the first three nonzero terms of the power series when -1)-s and v(-1)-0....
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Please do part a only a) For the common source amplifier below, calculate the small signal gain Av-Vovi (from the transistor gate to the output node), the input resistance Rin, the output resistance Rout, and the overall voltage gain Gv-Vo/Vs (from the voltage source to the output node. Assume that the capacitors act as AC shorts and that the transistor's...
a. Pro A b. Pro B c, Pro C d. All three e. None. 14. If you pay $1,000 for a 30-year bond that pays $60 at the end of each year, what compound rate of return would you earn if you hold the bond full-term, and if do not re-invest the coupon stream? A)7% B) 6.5% C) 2.57% D)...
The trial balance for Pro Diver is shown below. Question 1 The trial balance for Pro Diver is shown below Pro Diver Trial Balance as at 30 June 20XX Account Number Account Debit Credit 100 105 Petty Cash 110Accounts Receivable 120 Prepaid Insurance 130 Prepai Rates and Taxes 140 GST Paid (Outlays) 160 Buildings and Improvements (Cost) Bank Account 7,223.47...
(i) Calculate the energy, in electron volts, of a photon whose frequency is the following. frequency (Hz) energy (EV) 1.30 x 104 6.40 x 105 4.70 x 107 (ii) Determine the corresponding wavelengths for the photons listed in part (). frequency (Hz) wavelength (m) 1.30 x 104 6.40 x 105 4.70 x 107 (ill) State the classification of each on...
(i) Calculate the energy, in electron volts, of a photon whose frequency is the following. frequency (Hz) energy (EV) 3.40 x 104 7.80 x 1013 1.20 x 1016 (ii) Determine the corresponding wavelengths for the photons listed in part (i). frequency (Hz) wavelength (m) 3.40 x 104 7.80 x 1013 1.20 x 1016 (iii) State the classification of each on...
following results: Observation 1 2 3 4 5 6 Time (secs) 113 124 119 113 119 120 What is the normal time for this task if the employee worked at a 34 percent faster pace than average? (Keep one decimal place in your answer) Your Answer: Question 31 options: Answer Question 32 (6 points) The owner of Kat Motel wants...
5 points) What are the frequency. V. and photon ene wavelength of 337.1 nm? and photon energy. E. of light having a
What (a) frequency, (b) photonenergy, and (c) photon momentum magnitude areassociated with x rays having wavelength45.5 pm?
(0.5 point) Which possesses more energy a photon with a wavelength of 458 nm or a photon with a frequency of 3.84 x 1015 1/s?[6.17, 6.19, 6.21) (0.5 point) In which scenario will an atom absorb energy? a. when one of its electrons is moving closer to the nucleus b. when one of its electrons is moving further from the...
11. The energy associated with one photon of visible light ranges from 2.4 to 5.0 10-19 J. The band gap in selenium is 2.9-10-19 J. Explain why selenium is a good material to use as a photoconductor in applications such as photocopiers. (5 points)
2. A Q-switched laser uses a cavity with a length of 1m and an average mirror reflectivity of r 0.9 The gain medium is an Nd:YAG crystal, which is pumped by a flashlamp. a) What is the cavity loss time ignoring losses in the gain medium and approximating the refractive index of the cavity as near unity? b) What is...
2. A Q-switched laser uses a cavity with a length of 1m and an average mirror reflectivity of r = 0.9. The gain medium is an Nd:YAG crystal, which is pumped by a flashlamp. a) What is the cavity loss time ignoring losses in the gain medium and approximating the refractive index of the cavity as near unity? b) What...
An opaque surface with the prescribed spectral, hemispherical reflectivity distribution is subjected to the spectral irradiation as shown: 600 1.0 E 300 e 0.5 0 0 5 10 15 0 5 10 15 20 A (um) (um) (a) (b) (c) (d) Sketch the spectral, hemispherical absorptivity distribution Determine the total irradiation on the surface Determine the radiant flux that is...
1.5), both surfaces of which are partly metallized to increase A glass plate (n their reflectivity, may form two virtual images due to reflections from its external and internal surfaces. What are the refractive indexcs in the two image spaces? (0.5p) What is the difference between thin-film interference patterns observed in the reflected and refracted lights from the same film?...
If an elementary particle rest mass (M0) absorbs photon. I know this increases its rest mass to M'0. How do I find the energy of the incoming photon?
Ultraviolet lamps cause damagebecause they emit high energy photons. What is the correctrelationship between the photon wavelength and the photon energy? a. The longer thewavelength the higher the energy. b. The shorter thewavelength the lower the energy. c. The shorter thewavelength the higher the energy. d. The energy of thephoton depends only the number of photons. Two photons withwavelengths of...
(b) If the wavelength of a photon emitted during the α-transition of the Paschen series is 1.875 um, determine the energy of the photon. 2 marks) The equation for the radius of the Bohr orbits in an atom is (c) y(4760) . If a singly ionised helium atom (He+,2-2) has only one electron in where orbit about the nucleus, what...