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Home /Doubts and Solutions/CBSE/Class 12 Science/Physics/Electric Charges And Fields

# Electric Charges And Fields Free Doubts and Solutions

## Sketch the electric field lines for a point charge 'q' where (i) q>0        (ii) q<0

Asked by pksunilnair 3rd October 2017, 7:29 PM

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## In the above solution you have given r3=ar2+br1/a+b. Why you have not written it as r3=ar1+b+r2/a+b?

Asked by Balbir 10th April 2017, 10:08 PM

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## the query whch i asked at last actually relation is asked between d and R and in the solution it is given between a and R . moreover diagram is not much clear for understanding purpose pls mention everything in that . i want a clear explanation of the question . plz do help me. thanku for ur replies. it is helping me a lot ...... culd it be possible to give answers in 1 day only ... plz try to reply fast .. thanku fo ur help....

Asked by dilipdevesh1170 16th June 2016, 3:54 PM

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## plz explain it more clearly

Asked by dilipdevesh1170 15th June 2016, 5:38 PM

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## A small sphere of 100mg and charge 25 microC is suspended by a thread of 1 meter length. How much horizontal electric field is required so that the thread makes an angle 30 with the vertical

Asked by Ibrahim Mohammed 3rd March 2016, 1:45 PM

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## Why does electric field lines not form closed loops

Asked by tripathi.durba 23rd February 2016, 11:01 PM

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## Point charge q0 is placed at centre of a cylinder as shown in figure. Find electric flux through curved surface :- (1) (2) (3) (4)

Asked by shubhamjindal107 17th February 2016, 6:51 PM

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## what is the electric field due to a dipole on an equitorial plane.

Asked by singhdivyanshu633 28th January 2016, 7:42 PM

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## Q.6 is my problem

Asked by Deepak Singh 12th December 2015, 3:36 PM

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## The sum of two charges is  . The forcre of repulsion between the charges is 1N when charges are placed 30 cm apart in free space. Find the value of charges.

Asked by Deepak Singh 9th December 2015, 4:49 PM

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