CBSE - XII Science - Physics - Electric Charges and Fields
Ques1) The electric field at the centre of a uniformly charged ring is zero.What is the electric field at the centre of a half ring if the charge on it be Q and its radius be R?
Ques2) Two point charges Q and -3Q are placed at certain distance apart. if the electric field at the location of Q due to -3Q be E, then that at the location of -3Q due to Q will be??
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