AP EAMCET · PHYSICS · Electrostatics
Two insulated charged metallic spheres \(P\) and \(Q\) of negligible radii have their centres separated by a distance of \(60 \mathrm{~cm}\). The mutual force of electrostatic repulsion, if the charge on each is \(6 \times 10^{-7} \mathrm{C}\) is
- A \(9 \times 10^{-3} \mathrm{~N}\)
- B \(2.5 \times 10^{-9} \mathrm{~N}\)
- C \(5.2 \times 10^{-4} \mathrm{~N}\)
- D \(9 \times 10^{-9} \mathrm{~N}\)
Answer & Solution
Correct Answer
(A) \(9 \times 10^{-3} \mathrm{~N}\)
Step-by-step Solution
Detailed explanation
Given, \[ Q=6 \times 10^{-7} \mathrm{C} \] \[ d=60 \mathrm{~cm}=0.6 \mathrm{~m} \] Force,…
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