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Silicon has 1.45 x 1010 free electrons/cm3 at room temperature. If you wanted to have 3x106 as many electrons from arsenic doping as thermal free electrons from silicon at room temperature.
How many arsenic atoms should there be for each silicon atom?
Which of the following material has the highest melting point (A) Copper. (B) Aluminium. (C) Tungsten. (D) Gold. Ans: Tungsten has the highest melting point.
The molar heat capacity of a gas at constant pressure is 18.7 J mol -1 K -1 . What is the heat capacity of 9.4 moles of this gas at constant volume ?
write a note on relative velocity.
As defined in physics, work is: a) A scalar quantity b) Always a positive quantity c) A vector quantity d) Always zero Ans: As defined in physics, work
If Young' two slit interference experiment is done with white light what could be seen?
As we know photon's spin is one, how lots CPH (that have spin) is able keep the spin of photon? Answer; the photon spin like electron spin comes up of its properties and indepe
Find the resultant of two vectors defined as A=6km east B=8km north
Normal 0 false false false EN-IN X-NONE X-NONE MicrosoftInternetExplorer4 A positive charge or
Q. Show the use of Fire extinguisher? Ans: a) Pull the pin at the top of the extinguisher. b) Aim the nozzle towards the base of the fire. c) Stand approximately 8
What is motion
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