Ask a Doubt
Request a call back

Join NOW to get access to exclusive study material for best results

CBSE Class 12-science Answered

A capacitor made of 2 parallel Plate area A and separation D being Charged by Ac Show that the displacement current inside capacitor is same as the current charging the capacitor
 
Asked by Anshul | 08 Sep, 2017, 06:28: PM
answered-by-expert Expert Answer
Alternating space emf space charging space the space plates space of space capacitor space be space straight E space equals space straight E subscript straight o space sinωt Charge space in space the space capaictor comma space straight q space equals space EC space equals space straight C space space straight E subscript straight o space sinωt Instantaneous space current space is space straight I space equals space dq over dt space Substituting space and space differentiating comma space we space get straight I space equals space Io space cosωt space space left parenthesis where space space straight I subscript straight o space equals space straight omega space CE subscript straight o space right parenthesis Displacement space current comma space straight I subscript straight D space equals space straight epsilon subscript straight o space dφ subscript straight E over dt space Substitute space the space value space of space straight phi subscript straight E space equals space EA space equals straight A space open parentheses fraction numerator straight q over denominator straight epsilon subscript straight o straight A end fraction close parentheses space equals straight A space open parentheses fraction numerator space straight C space space straight E subscript straight o space sinωt over denominator straight epsilon subscript straight o straight A end fraction close parentheses space and space different. We space get space space straight I subscript straight D space equals space straight I subscript straight o space cosωt Thus comma space the space displacement space current space inside space the space capacitor space is space the space same space as space the space current space charging space the space capacitor. space
Answered by Yashvanti Jain | 11 Sep, 2017, 04:23: PM

Concept Videos

Multiple Choice Questions Practice Test
Answered Unanswered My Questions My Answers
CBSE 12-science - Physics
please resolve with good explanation
question image
Asked by kulhariabhijeet | 21 Apr, 2024, 02:39: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 12-science - Physics
which of the following does not travel in vaccum
question image
Asked by writetoakashyadav | 28 Feb, 2024, 07:41: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 12-science - Physics
what is displacement current? why this concept was introduced?
Asked by munaxa013 | 19 Jan, 2024, 01:21: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 12-science - Physics
Please answer this.  What is meant by the term 'displacement current'? Briefly explain how this current is different from a conduction current.
Asked by sagarmishra | 06 Mar, 2023, 04:07: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 12-science - Physics
Why is the intensity of light is directly proportional to the square of amiplitude  
Asked by vashu7985864937 | 23 Dec, 2021, 12:28: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 12-science - Physics
pls explain
question image
Asked by mufeedatvp2000 | 19 Apr, 2020, 04:20: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 12-science - Physics
Why light can travel in vacuum where as sound can not do so
Asked by dumpapurush | 22 Oct, 2018, 10:48: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 12-science - Physics
What is polarisation
Asked by ashwin.mts | 01 Oct, 2018, 05:27: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 12-science - Physics
how are frequency and intencity of electromagnetic wave related?
Asked by mbinukurian1971 | 25 Jul, 2018, 12:29: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 12-science - Physics
What is an electromagnetic wave?
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
My Class Videos Tests ₹ Plans Ask a Doubt
Get Latest Study Material for Academic year 24-25 Click here
×