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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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Difficulty Level: Easy
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Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Aperture of human eye is 0.2 cm. The minimum magnifying power of a visual
- Time taken by light to cross a glass slab of thickness 4 mm and refractive index 3 is
- In common base mode of a transistor, the collector current is 5.488 mA
- A boat which has a speed of 5 kmh⁻¹ in still water crosses river of width 1 km long
- Three fourth of the active material decays in a radioactive sample in 3/4 sec
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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