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प्रश्न
Relative permeability of nickel is 550, then its magnetic susceptibility will be ____________.
पर्याय
`550 xx10^7`
`550 xx 10^-7`
551
549
MCQ
रिकाम्या जागा भरा
उत्तर
Relative permeability of nickel is 550, then its magnetic susceptibility will be 549.
Explanation:
X = `(mu_r- 1)`
X = (550 - 1) = 549
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