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- Find a simulation that will allow you to perform the photoelectric experiment virtually. Sketch a graph for each of the following relationships (controlled variables in parentheses): A. Light intensity and photocurrent (metal and frequency) Questions for further analysis based on the three relationships investigated: A. Intensity and Photocurrent a) What is the relationship between the intensity of the incident light and the photocurrent (assuming sufficient frequency and no retarding potential)? b) If the frequency of the light is below the minimum threshold frequency for a particular metal, how much photocurrent is produced? Why? Also, why won't an increase in energy (in terms of intensity) make any difference to this result?Find a simulation that will allow you to perform the photoelectric experiment virtually. Sketch a graph for each of the following relationships (controlled variables in parentheses): C. Maximum kinetic energy of the photoelectrons and frequency in order to determine both the work function for the metal and Planck's constant (metal and intensity). Questions for further analysis based on the three relationships investigated: C. Maximum Kinetic Energy of the Photoelectrons and Frequency a) What is the relationship between retarding potential and the kinetic energy of the emitted photoelectrons? b) What is the relationship between the kinetic energy of the photoelectrons and frequency? c) Determine the values and discuss the significance of the following features of the graph of kinetic energy vs. frequency: vertical axis intercept, horizontal axis intercept, and slope. d) Which metal investigated had the highest threshold frequency? What is the wavelength and energy (in eV) of this…The energy-level diagram for the atomic emission spectra of an unknown gas is presented in the diagram below. a) Initially, electrons are only in the ground state (n=1). A beam of red light hits the gas. This beam is a continuous spectrum of red light (from 620 nmnm to 750 nmnm) How many absorption line/s will there be in the spectra? 1 b) Initially, electrons are only in the ground state (n=1). A beam of red light hits the gas. This beam is a continuous spectrum of red light (from 620 nmnm to 750 nmnm) Calculate the wavelength of the absorption line λa = 690 nm c) After absorption of the red light, the electrons are now in the n = 3 energy level. How many possible line/s will there be in an emission spectra after absorption of the red light? 3 d) Calculate the wavelength of the emission lines. Enter from smallest wavelength to largest wavelength (or highest energy to lowest energy). Separate each answer by a comma. Please solve for D.
- The energy-level diagram for the atomic emission spectra of an unknown gas is presented in the diagram below. a) Initially, electrons are only in the ground state (n=1). A beam of red light hits the gas. This beam is a continuous spectrum of red light (from 620 nmnm to 750 nmnm) How many absorption line/s will there be in the spectra? 1 b) Initially, electrons are only in the ground state (n=1). A beam of red light hits the gas. This beam is a continuous spectrum of red light (from 620 nmnm to 750 nmnm) Calculate the wavelength of the absorption line λa = 690 nm c) After absorption of the red light, the electrons are now in the n = 3 energy level. How many possible line/s will there be in an emission spectra after absorption of the red light? Please solve for C.Use the graph below to answer the following question: Maximum Kinetic Energy of Ejected Photo-electron versus Incoming Frequency Maximum Kinetic Energy (Aa) 3 wŃ÷0-NE 2 -2 -3 Frequency (E14 Hz) 1011 What is the threshold frequency of the experimental photo-missive material?Explain briefly the principle of operation of APD photodetector. What are the main parameters to consider in selecting photodetectors?
- problem_set No. 7.pdf E Final Project Autonomy.pdf problem_set No._7.pdf C:/Users/mande/Downloads/problem_set_No._7.pdf A Read aloud V Draw v F Highlight O Erase 21. The kinetic energy of an electron accelerated in an x-ray tube is 100 keV. Assuming it is nonrelativistic, what is its wavelength? 22. Suppose the velocity of an electron in an atom is known to an accuracy of 2.0 × 10° m/s (reasonably accurate compared with orbital velocíties). What is the electron's minimum uncertainty in position, and how does this compare with the approximate 0.1-nm size of the atom? 23. The decay energy of a short-lived nuclear excited state has an uncertainty of 2.0 eV due to its short lifetime. What is the smallest lifetime it can have? 24. (a) What is the surface temperature of Betelgeuse, a red giant star in the constellation Orion, which radiates with a peak wavelength of about 970 nm? (b) Rigel, a bluish-white star in Orion, radiates with a peak wavelength of 145 nm. Find the temperature of…Redew I Constanta Part A What is the length of a box in which the difference between an electron's first and second allowed energies is 1.Ox10-1 J? Express your anawer in nanometers. Reauest Anser Submit Next> Erovide. FeedbackThe diagrams below (Fig. 1) show schematic representations of the radiation emission patterns from electrons orbiting in a storage ring for two cases: Case I – when the electron velocity is much smaller than the velocity of light; Case II when the electron velocity approaches the velocity of light.t. Explain their origins and meaning. ELECTRON ORBIT -- - ACCELERATION ARC VIEWED (. BY OBSERVvER ELECTRON ORBIT ACCELERATION CASE I : << I CASE II : Figure 14
- the n= tate. vels for Hydrogen. rbed photon? + tion from the thi 4. A light bulb used in a slide projector draws a current of 6 amperes when operating on 120 volts. a. What is the resistance of the light bulbs in ohms? b. What is the power consumed by the light bulb in watts? C. If two identical slide projectors are connected in parallel across the same 120 Volt source, what is the total current drawn from the source?For a given DTL the frequency used to oscillate the voltage is 125 MHz. The protons enter the accelerator with an initial energy of 4.00 MeV. According to figure 3 the required energy for typical tumor treatment is 150 MeV. There are 120 drift tubes in the accelerator. What would be the voltage applied so that the protons in the beam will have the required energy?How long is the first tube?How long is the last tube?Hello, I hope you are doing well on this fine day. For the following quetion please read carefully the question and instruction. PLEASE ANSWER QUESTION IN 20 MINTUES NOT MORE PLEASE AND THANK YOU. If you do answer the question correctly and post it in the next 20 minutes, NO NEED TO SHOW ALL THE WORK, I JUST WOULD LIKE THE CORRECT ANSWER AS SOON AS POSSIBLE. I will write a wonderful and generous feedback/review/rating about you. Calculate the wavelength of the photon emitted when an electron in a hydrogen atom moves from n=4 to n=1. Please answer with the correct number of significant figures. Answer is in units of nm. Input answer in decimal form.