Photo-emissive cell, Physics

Assignment Help:

It having of an evacuated glass or quartz bulb having anode A and cathode C. The cathode is semi-cylindrical solid on which a thin layer of photo-sensitive material is coated.

699_22.png

 

When light incident on the cathode, it produces photo-electrons which are attracted by the anode. The photo-electrons forms a small current which flows by the external circuit.

 

 


Related Discussions:- Photo-emissive cell

Draw a circuit diagram of a common emitter amplifier, Draw a circuit diagra...

Draw a circuit diagram of a common emitter amplifier by using n-p-n transistor. Show input and output voltages graphically. The current gain for common emitter amplifier is 59.

Give the graphical representation of plane polarized light, Give the graphi...

Give the graphical representation of the end on view of plane polarized light and unpolarized light.

Basic electric potential problems, Which of the subsequent represent the tw...

Which of the subsequent represent the two kinds of basic (single-concept) electric potential problems?

Calculate the length through which the spring stretched, A vertical spring ...

A vertical spring generates simple harmonic motion with period 1sec. when a mass of 1gm suspended at the lower end of the spring, calculate the length through which the spring stre

Photo elasticity, what is the application of photo elasticity?

what is the application of photo elasticity?

What are ultrasonic drilling and cutting, What are ultrasonic drilling and ...

What are ultrasonic drilling and cutting? Explain in short. Ultrasonic Drilling and Cutting Ultrasonic are utilized for making holes into very hard materials as like glass a

6, A skydiver falls d1 = 495 meters in t1 = 22 s before opening his parachu...

A skydiver falls d1 = 495 meters in t1 = 22 s before opening his parachute. After the chute opens, he falls an additional d2 = 470 meters in t2 = 56.5 s. (a) Write an expression t

Explain about the crystalline solids in short, Explain about the crystallin...

Explain about the crystalline solids in short. Crystalline solids: A solid possesses rigidity with a definite geometric pattern. Illustrations: Iron, silver, copper an

What is shiro mass, Logan, whose mass is 18 kg, sits 1.20 m from the center...

Logan, whose mass is 18 kg, sits 1.20 m from the center of a seesaw. If Shiro must sit 0.80 m from the center to balance Logan, what is Shiro's mass?

What are the advantages of fibers optics, What are the advantages of fibers...

What are the advantages of fibers optics? Glass fiber optics are extremely resilient and ideally fine for working in places where the actual conductor will tend to extreme temp

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd