Sliding contact of a potentiometer is in the middle of the potentiometer wire having resistance Rp = 1 as shown in the figure. An external resistance

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🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025

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📘Question

Sliding contact of a potentiometer is in the middle of the potentiometer wire having resistance RP = 1Ω as shown in the figure. An external resistance of Re= 2Ω is connected via the sliding contact. 

(1) 0.3 A 

(2) 1.35 A 

(3) 1.0 A 

(4) 0.9 A     (JEE-2025)   

✅ Answer

Sliding contact of a potentiometer is in the middle of the potentiometer wire having resistance RP = 1Ω as shown in the figure. An external resistance of Re= 2Ω is connected via the sliding contact.  (1) 0.3 A  (2) 1.35 A  (3) 1.0 A  (4) 0.9 A 

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