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UKPSC Prelims 2024GS-IQ. 71 of 237
Q. 711 markMedium
UKPSC Prelims 2024·GS-I
Consider a tightly wound 100-turn coil of radius 10 cm, carrying a current of 1 A. What will be the magnitude of the magnetic field at the centre of the coil?
(a)6.28 × 10⁻⁴ T
(b)6.28 × 10⁻³ T
(c)2.68 × 10⁻⁴ T
(d)6.82 × 10⁻² T