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SI unit of permittivity is
Options
(a) C²m²N²
(b) C²m⁻²N⁻¹
(c) C²m²N⁻¹
(d) C⁻¹m²N²
Correct Answer:
C²m⁻²N⁻¹
Explanation:
Coloumb force is F = (1/4πε₀) (q₁q₂/r²) Substituting the units of all, we get N = (1/ε₀) (C²/m²) Therefore, Primitivity is ε₀ = C² m⁻² N⁻¹
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Question Type: Memory
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Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A cell can be balanced against 110 cm and 100 cm of potentiometer wire, respectively
- Assertion(A) :The change in kinetic energy of a particle is equal to the work done
- The escape velocity from the earth’s surface is 11 kms⁻¹.A certain planet
- A lead bullet of 10 gm travelling at 300 m/s strikes against a block
- Weight of a body of mass m decreases by 1% when it is raised to height h
Question Type: Memory (964)
Difficulty Level: Easy (1008)
Topics: Physical World and Measurement (103)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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