Recent content by shehri

Dear friends, Plz. tell me about 'Electronic quenching' in Geiger Muller tubes.Thanks.

Hi all, I've been unable to understand how energy remains standing b/w nodes & antinodes.What's the behaviour of energy in nodes & antinodes.Plz. help.Thanks.

Hi members, Can someone tell me the simple analogy of curved time & space.I've searched the google but have not been able to find an A-LEVEL STUDENT stuff.I need an introductory & beginner level idea.Thanks...

Dear friends, If a bear's attacked by a: 1) Rubber bullet. 2) a lead bullet. Which'll be more effective in order to knock the bear down.I want to know how it's related to momentum phenomenon?I do know that lead bullet'll hit the bear down.Plz. reply in terms of momentum.Thanks.

Hi friends, How'll we calculate how many electrons in one coulomb?Thanks.

Hi tandooricjhicken dear, I know its overall role but tell me whether Selenium'll be positively charged before being exposed to the image or at the time of exposition?I think it'll be charged statically before printed starts.But what'll be positive charges &...

Homework Statement I've not been able to understand the role of Selenium in Xerograper pronters.Plz. if somebody has indepth infos. share.thanks. Homework Equations The Attempt at a Solution

Homework Statement I know that electrical/electrostatic i.e Coulob force is stronger than gravitational fiorce.But how much?There's too much contradiction within texts. Homework Equations Fe=Kq1q2/r2 Ge=Gm1m1/r2 The Attempt at a Solution Different figures've been found in...

Homework Statement I'm much too confused about direction of flow of current.Conventionally, it's said that flow of charge is due to +ve charge carriers & high potential end of battery being +ve & low potential end being -ve,current flow will be from positive(high) to negative (low)...

What'll become of Earth if it stops revolving around: 1)Sun in its orbit. 2)Its own axis. Also if gravitation of both Earth & sun is zero what impact'll be upon their condition? N.A No

Homework Statement I'm unable to understand the production of dark fringe in the central point of contact of lens.The text says "the path difference between the rays reflected at the top & bottom of air gap at the point of contact is zero.Actually the ray reflected from the top of air film...

The train is accelerating while the ball's thrown.Thanks for interest.

Homework Statement If a person is sitting in a train which's starting from rest & he throws a ball upward,then where'll the ball fall? 1)At the position where it's thrown? 2)Behind the person? or 3) Ahead him? Thanks. Homework Equations Nill. The Attempt at a Solution May...

Homework Statement Everybody knows Hydrogen has one electron which resides in K orbit.While explaining Hydrogen bonding we talk about higher orbits while explaining Lyman Balmer,Pashen,Buffet & Brackett series of Hydrogen spectrum.If only one electron resides in first orbit,then how it'll...

Homework Statement Homework Equations My book mentions a telescope in order to measure velocities of electron.But does not explain why to use it?Plz. tell me why to use a Telescope?Thanks. The Attempt at a Solution