What is the dis†an ce of centre of mass of a half ring from centre if the ring has radius = 0.5m a) 1/pi b)1/3pi c)2/3pi d)2/pi
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18. Magnitude of the field the center of the ring having radius a is.... (a) Hy! (b) M, NI © HDI (a) HONI 2x io field given point is 5 x 10-5
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