Electric Field by a Point Charge – Rankers Physics

Electric Field: Practice Problem & Solution

Assertion (A): A point charge is brought in an electric field. The field at a nearby point will increases, whatever be the nature of charge. Reason (R): The direction of electric field lines is independent of the nature of charge.  
Both (A) & (R) are true and the (R) is the correct explanation of the (A)
Both (A) & (R) are true but the (R) is not the correct explanation of the (A)
(A) is true but (R) is false
Both (A) and (R) are false

Solution Explained:

To solve this problem, we apply the core principles of Electric Field. Understanding the underlying formula is key to arriving at the correct answer below:

Both (A) and (R) are false. The resultant electric field can increase, decrease or cancel depending on vector sum. Field line direction depends on charge sign.

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