Distinguish between metals and semiconductors, Physics

Assignment Help:

(a) Distinguish among metals, insulators and semiconductors on the basis of their energy bands.

(b) Why are photodiodes used preferably in reverse bias condition? A photodiode is fabricated from a semiconductor with band gap of 2.8 eV. Can it detect a wavelength of 6000 nm? Justify.

 


Related Discussions:- Distinguish between metals and semiconductors

Lab question, figure of merit: amount of current through a conductor per un...

figure of merit: amount of current through a conductor per unit deflection and why? the name figure of merit

Determine ratio of their magnetic moments, In the equal distance method of ...

In the equal distance method of a deflection magnetometer, the deflections produced by two bar magnets are 30 o and 60 o . Determine the ratio of their magnetic moments?

Explain the formation of diffraction pattern, Explain the formation of diff...

Explain the formation of diffraction pattern due to plane transmission grating. Describe the meaning of missing spectra in the diffraction pattern.

Experiment of the path of a projectile, Path of a projectile The appara...

Path of a projectile The apparatus below can be used to indicate the independence of the horizontal and vertical velocities of a projectile. The projectile is a metal ball, and

Draw a labelled diagram of van de graff generator, An a.c. voltage E = E 0 ...

An a.c. voltage E = E 0 sin cot is applied across an inductor L. Get an expression for current I. Draw a labelled diagram of Van de Graff generator. Verify its principle of wor

What is unavoidably wrong with the ray tracing diagram, A person is making ...

A person is making a ray tracing diagram to determine the characteristics of an image formed by a converging lens. Consequently far the person has gotten as far as drawing one of t

What is viscosity, The property of liquids (or gases) by virtue of which a ...

The property of liquids (or gases) by virtue of which a backward dragging force (viscous drag) acts tangentially on the layers of the liquid in motion and it tries to stop the moti

Rate of effusion of nitrogen gas, How can we calculate the rate of effusion...

How can we calculate the rate of effusion of nitrogen gas from a cylinder. and how much time it will take??

An aquarium for larger water animals, An aquarium for larger water animals ...

An aquarium for larger water animals A glass aquarium 50 cm by 25 cm is of useful size. Old accumulator cells are suitable, but the glass is not very obvious.  To prepare l

What do you mean by total internal reflection, What do you mean by total in...

What do you mean by total internal reflection? State the conditions to be fulfilled for total internal reflection. Desfine the construction and working of an optical fibre. Sate i

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