JEE Main 28 Jan 2025 Shift 2 Paper

Section: Physics

Question : 44 of 75

Marks: +1, -0

A bar magnet has total length 2l=20 units and the field point P is at a distance d=10 units from the centre of the magnet. If the relative uncertainty of length measurement is 1%, then uncertainty of the magnetic field at point P is

[28 Jan 2025 Shift 2]

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