Illustrate about optical memories, Physics

Assignment Help:

Q. Illustrate about Optical Memories?

In 1983 one of the most successful consumer products of all times was introduced which is compact disk (CD) digital audio system. This CD was a non-erasable disk which could store more than 60 minutes of audio information on one side. Huge commercial success of this CD enabled development of low-cost optical-disk storage technology that has revolutionised computer data storage. Some optical-disk systems has been introduced. We briefly review each one of these.


Related Discussions:- Illustrate about optical memories

What is the colour of aluminium, Aluminium is (A) Silvery white in col...

Aluminium is (A) Silvery white in colour.   (B) Yellow in colour. (C) Reddish in colour.            (D) Pale yellow in colour. Ans: Aluminium is Silvery white in c

Determine the critical angle and refractive index, A luminous point object ...

A luminous point object is placed at a depth of 0.5m inside a liquid. A circular patch of light of radius 0.05675 m is prepared on the surface. Determine the critical angle and re

Describe escape velocity, Q. Escape Velocity An object will conquer the...

Q. Escape Velocity An object will conquer the force of gravity when its kinetic energy in the direction away from earth exceeds its potential energy. We find the smallest kinet

Define free electron theory, What is the difference among Free Electron The...

What is the difference among Free Electron Theory and Band Theory of solids? Free Electron Theory: This theory says that, metals conduct electricity due to the presence of

What is conserved in newtons second law of motion?, Because force=dp/dt and...

Because force=dp/dt and force=0 in first law of motion =>   dp/dt=0 =>  p=const. or linear momentum is conserved.

ENERGY CONSERVATION, A UNIFORM ROD OF MASS M, HINGED AT ITS UPPER END, IS R...

A UNIFORM ROD OF MASS M, HINGED AT ITS UPPER END, IS RELEASED FROM REST FROM A HORIZONTAL POSITION. WHEN IT PASSES THROUGH THE VERTICAL POSITION FIND THE FORCE ON THE HINGE.

Charles law, Charles' law (J.A.C. Charles; c. 1787) At constant pressur...

Charles' law (J.A.C. Charles; c. 1787) At constant pressure the volume of ideal gas is proportional to the thermodynamic temperature of that gas.

#titleoptics.., a small object is 10cm in front of a plane mirror if you st...

a small object is 10cm in front of a plane mirror if you stand behind the object 30cm from it and look at its image for what distance must you focus your eyes

Calculate the pressure and temperature, A box is divided into two parts of ...

A box is divided into two parts of equal volume via a partition. The box is thermally insulated from the surroundings.  Consider that compartment 1 contains an ideal gas A at P 0 ,

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