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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

CBSE - XII Science - Physics - Electric Charges and Fields

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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CBSE - XII Science - Physics - Electric Charges and Fields

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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CBSE - XII Science - Physics - Electric Charges and Fields

plz explain it more clearly

Asked by dilipdevesh1170 15th June 2016, 5:38 PM
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CBSE - XII Science - Physics - Electric Charges and Fields

  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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CBSE - XII Science - Physics - Electric Charges and Fields

Why does electric field lines not form closed loops

Asked by tripathi.durba 23rd February 2016, 11:01 PM
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CBSE - XII Science - Physics - Electric Charges and Fields

 
Point charge q0 is placed at centre of a cylinder as shown in figure. Find electric flux through curved surface :-
Image not present
(1) Image not present
(2) Image not present
(3) Image not present
(4) Image not present

Asked by shubhamjindal107 17th February 2016, 6:51 PM
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CBSE - XII Science - Physics - Electric Charges and Fields

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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CBSE - XII Science - Physics - Electric Charges and Fields

   Q.6 is my problem

Asked by Deepak Singh 12th December 2015, 3:36 PM
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CBSE - XII Science - Physics - Electric Charges and Fields

The sum of two charges is 7 mu C . 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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