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Electric Circuit and Circuit Diagram

Why resistanc...

Question

Why resistance opposes flow of electric charge?

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Solution

Due to collision of free electron with the atoms/ions of conductor which ultimately produces hindrance to flow of charge.

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Similar questions

What is the difference between resistance and resistivity in terms of definition ?

i.e. resistance is defined as the property of conductor due to which it opposes the flow of electric current through it.

Then how can we define resistivity in a similar way ?

Q. Which of the following substances offers high resistance to flow of electric charges?

Q. Why do electrons flow from negative to positive and electric charge flows from positive to negative ??????????

Q. Which of the following quantity gives a measure of how much an electrical component opposes the flow of electric current?

Q. Match column I with column II and select the correct answer using the codes given below:
Column I Column II
(A) Electric potential (p) The obstruction offer to the flow of charge
(B) Electric current (q) The electric work done per unit time
(C) Electric power (r) The rate of flow of charges
(D) Resistance (s) The electric work done per unit charge

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