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Physics · PYQ NEET UG 2023

हिन्दी

An ac source is connected to a capacitor \( C \). Due to decrease in its operating frequency :

  1. capacitive reactance decreases.
  2. displacement current increases.
  3. displacement current decreases.
  4. capacitive reactance remains constant

Correct answer · Option 3

displacement current decreases.

Explanation

Capacitive reactance \( X_c = \frac{1}{2\pi f C} \). As frequency \( f \) decreases, \( X_c \) increases, leading to a decrease in circuit current and hence displacement current decreases.
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