Draw the circuit diagram of an illuminated photodiode in reverse bias. How is photodiode used to measure light intensity?
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Draw the circuit diagram of an illuminated photodiode in reverse bias. How is photodiode used to measure light intensity?
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- Why electrical domestic tube light gives white fluorescent light explain.plz choose the correct answer with reason4- If there is no incident light on a photodiode, the reverse current is very small and is calleda. Zener currentb. Dark currentc. Photocurrentd. PIN currentBriefly explain the properties of X-ray. Explain the construction of stationary anode X-ray tube.
- Question in the Pictureshow would you answer this? The maximum kinetic energy of photoelectrons is plotted as a function of the frequency of incident light. The slope of this graph is.. would appreciate work shown for this question, thanks a Planck’s constant. b Rydberg’s constant. c Coulomb’s constant. d Newton’s gravitational constant.Establish the relevant theoretical model:1. Write the two equations giving the maximum kinetic energy of the electrons ejected by the photoelectric effect.2. Use these two equations to obtain the expression for the stopping potential ΔVarr as a function of e, h, f and ø.3. Is the relationship between ΔVarr and f linear? If not, linearize it. What do the slope and y-intercept of your line represent?4. How will you use the data from linear regression to calculate the value of the Planck constancy h as well as the work of extraction ø?
- In the photoelectric-effect experiment, as illustrated by the figure, a current is measured while light is shining on the cathode. But this does not appear to be a complete circuit, so how can there be a current? Explain.How many photons per second are emitted by the antenna of a microwave oven, if its power output is 1.25 kW at a frequency of 2540 MHz? photons/s Additional Materials Reading