Scanning, Physics

Assignment Help:

Scanning is process of dividing an image on the screen into a large number of very small squares formed by sets of horizontal and vertical straight lines.

 

438_scanning.png

Iconoscope is used for the purpose of scanning. It is a type of camera consisting of a cathode ray beam and a photoelectric cell. It is focussed onto an object to be televised. The image of the object formed by the lens of a camera is focussed onto a screen. On the screen, the image is divided into a very large number of every small squares formed by sets of horizontal and vertical straight lines. This process is called scanning

 

 


Related Discussions:- Scanning

What is value of amplification factor for valve, A triode valve which is ac...

A triode valve which is acting as an amplifier gives a voltage gain of 30. If anode resistance is 20 K ? for valve and load resistance is 60 K ?, what is value of amplification fac

Extrapolate the experimental data to predict the pressure, Water at 20°C fl...

Water at 20°C flows through a long, straight pipe. The pressure drop is measured along a section of the pipe of length 1.3 m as a function of average velocity through the pipe. Res

Find the temperature of the drink, (a) Two 40 g ice cubes are dropped into ...

(a) Two 40 g ice cubes are dropped into 220 g of water in a thermally insulated container. If the water was initially at25°C, and the ice came directly from a freezer at -15°C,what

Shear force, The shear force of a cantilever beam of length L carrying a un...

The shear force of a cantilever beam of length L carrying a uniformaly distributed load W Per unit length is how much at fixed end

Understand how an endoscopy used in the invasive surgery, Understand how an...

Understand how an Endoscopy used in the invasive surgery. Endoscopy is a minimally invasive diagnostic medical process utilized to assess the interior surfaces of an organ thro

Dimensions, what are the application of dimensions?

what are the application of dimensions?

Explain n-type substances, N-Type Substances: When a small quantity of ...

N-Type Substances: When a small quantity of Arsenic or Phosphorous (group VA elements) is added to silicon or Germanium, it becomes good conductor of negative charges, such a s

Anekardhi shabdh, list of anekardhi shabdh with examples

list of anekardhi shabdh with examples

Plane and the wind vectors and projectiles, Plane and The Wind Vectors and ...

Plane and The Wind Vectors and Projectiles Suppose the three planes within the animation below. Every plane is heading south along with a speed of 100 mi/hr. Every plane flies

What is an intrinsic semiconductor, What is an intrinsic semiconductor? How...

What is an intrinsic semiconductor? How can this material be changed into (i) P-type (ii) N-type extrinsic semiconductor? Describe with the help of energy band diagrams

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