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How many electrons are flowing per …

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How many electrons are flowing per second past a point in a circuit in which there is a current of 4A
  • 2 answers

Tanu Choudhary # 4 years, 11 months ago

But I =4A so in place of 5 there should be 4

Yogita Ingle 4 years, 11 months ago

Given that,

Current i=4A

Time t=1s

Charge e=1.6×10−19C

We know that,

  Q=it

 ne=it

 n= it​/e

 n= 5×1​/1.6×10−19

 n=3.125×1019

 n=3125×1016

Hence, the number of electrons is 3125×1016 

 

Given that,

Current i=5A

Time t=1s

Charge e=1.6×10−19C

We know that,

  Q=it

 ne=it

 n=eit​

 n=1.6×10−195×1​

 n=3.125×1019

 n=3125×1016

Hence, the number of electrons is 3125×1016 

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