The velocity of an electromagnetic wave in a medium is 2 \times 10 ^ { 8 } m s ^ { - 1 }. If the relative permeability is 1, then relative permitivity of the medium is __________ ( c _ { 0 } = 3 \times 10 ^ { 8 } m s ^ { - 1 } )

AP and TS EAMCET Engineering Model Paper 10

Question : 118 of 160

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The velocity of an electromagnetic wave in a medium is 2×108ms−1. If the relative permeability is 1, then relative permitivity of the medium is __________ (c0=3×108ms−1)

2.25
1.5
4
9
2
3

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