NCERT Solutions for Class 12 Physics Chapter 1 Electric Charges and Fields
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Questions and Answers

What is the value of the charge on the 1st sphere in the first scenario?

  • 5 x 10^-7 C
  • 4 x 10^-7 C
  • 2 x 10^-7 C (correct)
  • 3 x 10^-7 C

Why is the force between the charges repulsive in the first scenario?

  • The charges have opposite signs
  • The charges are too close together
  • The charges have different magnitudes
  • The charges have the same nature (correct)

What is the value of the ratio ke^2/Gmemp in the third scenario?

  • 2.3 x 10^9 (correct)
  • 3.4 x 10^10
  • 1.6 x 10^12
  • 4.2 x 10^11

'Quantisation of electric charge' means that:

<p>Charges can only be transferred in integral multiples of electric charge (C)</p> Signup and view all the answers

Why is the quantisation of electric charge ignored in dealing with large-scale charges?

<p>Because large-scale charges have huge magnitudes compared to electric charge (D)</p> Signup and view all the answers

What is the purpose of providing NCERT Solutions for Class 12 Physics Chapter 1?

<p>To assist students in understanding the basics of Electric Charges and Fields (D)</p> Signup and view all the answers

Why should students expect at least one question from the Electric Charges and Fields chapter in their board exam?

<p>As a way to test their understanding of fundamental concepts (C)</p> Signup and view all the answers

What type of content can students find in NCERT Solutions for Class 12 Physics Chapter 1?

<p>Solved answers, important questions, exemplary problems, MCQs, worksheets, and exercises (C)</p> Signup and view all the answers

Why is it easy to prepare Class 12 notes on Electric Charges and Fields by practicing NCERT Solutions?

<p>Because practicing these solutions helps in understanding key concepts (D)</p> Signup and view all the answers

What is the role of NCERT Solutions in helping students prepare for competitive exams like JEE?

<p>They provide practice material that helps in competitive exam preparation (D)</p> Signup and view all the answers

Why do students need to download the PDF of NCERT Solutions for Class 12 Physics Chapter 1?

<p>To help them prepare well for the Class 12 CBSE Board exam and competitive exams (C)</p> Signup and view all the answers

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