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PhysicsUnit & DimensionMiscellaneousMedium2 minPYQ_2013
PhysicsMediumsingle choice

Let 0 denote the dimensional formula of the permittivity of vacuum. If M = mass, L = length, T = time and A = electric current, then :

Options:

Answer:
D
Solution:

F = 1 4 π ε 0 q 1 q 2 R 2

ε 0 = q 1 q 2 4 π FR 2

Hence, ε 0 = C 2 N . m 2 = AT 2 ML T - 2 . L 2 = M -1  L - 3  T 4  A 2

Stream:JEESubject:PhysicsTopic:Unit & DimensionSubtopic:Miscellaneous
2mℹ️ Source: PYQ_2013

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