भौतिक विज्ञान : इलेक्ट्रोस्टैटिक क्षमता और समाई

समानांतर प्लेट कैपेसिटर की क्षमता तब बढ़ जाती है जब , The capacity of the parallel plate capacitor increases when

समानांतर प्लेट कैपेसिटर की क्षमता तब बढ़ जाती है जब

The capacity of the parallel plate capacitor increases when
A. प्लेट का क्षेत्रफल कम हो जाता है (area of the plate is decreased)

B. प्लेट का क्षेत्रफल बढ़ जाता है (area of the plate is increased)

C. प्लेटों के बीच की दूरी बढ़ जाती है (distance between the plates increases)

D. कोई विकल्प नहीं (None of the option)



Correct Answer :

B. प्लेट का क्षेत्रफल बढ़ जाता है



Explanation

The Area of the Plates Increases: The capacitance is directly proportional to the surface area of the capacitor plates. If you increase the area of the plates, the capacitance will increase.

The Distance Between the Plates Decreases: The capacitance is inversely proportional to the distance between the capacitor plates. If you decrease the separation between the plates, the electric field between them increases, resulting in an increase in capacitance.

The formula for the capacitance (C) of a parallel plate capacitor is given by:

C=dεA


where:

  • C is the capacitance, 
  • ε is the permittivity of the material between the plates, 
  • is the area of the plates, and 
  • d is the separation distance between the plates.

Therefore, increasing the area of the plates or decreasing the distance between the plates will result in an increase in capacitance.

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