A Kumar Physics Centre
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: A Kumar
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: https://physics-by-akumar.business.site/?utm_source=gmb&utm_medium=referral
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: 1st B.O: Gurukul Classes Office, Ramdhiri House, Dadiji Lane, Boring Road, Patna
2nd B.O: Lohiya Path, Jagdeopath, Bailey Road, Patna