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One metallic ring of radius 1 m has a co...

One metallic ring of radius 1 m has a conducting rod connected between centre and rim of wheel. It rotates in a plane perpendicular to uniform magnetic field 2 T with frequency `100"rev"/s`. Find emf induced across the rod.

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The correct Answer is:
`epsilon`=628 V
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KUMAR PRAKASHAN-ELECTROMAGNETIC INDUCTION-Section B (Numerical) Textual Illustrations
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  8. A circular coil of radius 10 cm, 500 turns and resistance 2Omega is pl...

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  9. A circular coil of radius 20 cm, 500 turns and resistance 4Omega is p...

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  10. A wheel of radius r having conducting rim and n no. of conducting spok...

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  11. One metallic ring of radius 2 m has a conducting rod connected between...

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  12. One metallic ring of radius 1 m has a conducting rod connected between...

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  13. A wheel with 100 metallic spokes each 1 m long is rotated with a speed...

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  14. A wheel with 10 metallic spokes each 1 m long is rotated with a speed ...

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  15. One U shaped conducting frame is placed in a plane perpendicular to un...

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  16. As shown in the figure, a conducting rod of length I, mass m and resis...

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  17. One extremely small and another extremely big square frames are coplan...

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  18. One toroid has 1.5 xx 10^4 turns and its axis forms a circle of radius...

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