Akash Asked a Question
January 7, 2022 11:16 ampts 30 pts
Q32. A horizontal metal disc rotates about the vertical axis in a uniform magnetic field pointing up as shown in the figure. A circuit is made by connecting one end A of a resistor to the centre of the disc and the other end B to its edge through a sliding contact. The current that flows through the resistor is (a) zero (b) DC from A to B (c) DC from B to A (d) AC
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  • Chandra dhawan thankyou
    option c is correct
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  • Dhruv Verma
    A. Zero because centre has zero charge
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    Swapnadeep goswami
    Can you explain in a little more detail?