Question from Electrostatics

A charge ‘q’is placed at the centre of the line joining two equal charges Q.The system of 3 charges will be in equilibrium, if ‘q’is equal to; a)-Q/2 b)-Q/4 c) Q/2 d) Q/4   Asked Fayas Babu K   The answer is (b)  – Q / 4 For the three charges to be in equilibrium, the…… Continue reading Question from Electrostatics

JEE Advanced – Study Materials

02-Electrostatics 03-Current-Electricity 04-Electromagnetism 05-Mechanics 06-Optics 07-HeatAndThermodynamics 08-Sound 09-ModernPhysics 10-PropertiesOfMatter

Electrostatics – One mark and two marks questions for practice

A collection of one mark and two marks questions from ELECTROSTATICS. Practise these for scoring a better and winning the edge over your coscholars!

Worthy Downloads from PlusTwoPhysics

Hi! We are bringing together some of the worthy downloads we provided earlier and elsewhere at this site. Hope that these links will help you score better. Electrostatics 1 Electrostatics 2 Electric Potential Current Electricity (The file a little bit large and therefore will take some time to load/download) Related articles Mark Distribution in Physics for…… Continue reading Worthy Downloads from PlusTwoPhysics

Random collection of Physics Viva Questions

State the Principle of a potentiometer. (The students say that potential drop is proportional to length but the constant quantities are not mentioned) How can we increase the sensitivity of a potentiometer? Define figure of merit of a galvanometer. Which has more resistance – a galvanometer or a milliammeter? How does an LED emit light?…… Continue reading Random collection of Physics Viva Questions

Class 12 Physics : Electrostatics Revision Test

Max marks:50 Time:2hrs A glass rod rubbed with silk acquires a charge of 6×10-12 C. Calculate the number of electrons it has gained or lost. (1) If the magnitude of each charge becomes doubled, the separation between them is halved and the system of charges kept in a medium of=3 Calculate the force between them.…… Continue reading Class 12 Physics : Electrostatics Revision Test