Physics-Coulomb's Law
NEET Physics Coulomb's Law MCQ Question
Type: MCQ-fact-Easy-Class 12
What is the value of the constant of proportionality k in Coulomb's law in SI units?
A
9 × 10^9 N m^2/C^2
B
6 × 10^–19 N m^2/C^2
C
8.987 × 10^9 N m^2/C^2
D
6.674 × 10^–11 N m^2/C^2
Correct Answer
Option A
Detailed Explanation
The constant of proportionality k in Coulomb's law in SI units is approximately 9 × 10^9 N m^2/C^2, as stated in the NCERT context.
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