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  4. A rod of length 10cm made up of conducting and non-conducting material (shaded part is non-conducting). The rod is rotated with constant angular velocity 10 rad/sec about point O, , in constant magnetic field of 2 tesla as shown in the figure. The induced emf between the point A and B of rod will be: <img class=img-fluid question-image alt=Question src=https://cdn.tardigrade.in/q/nta/p-wez1nrywpljcrhww.jpg />

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Q. A rod of length $10cm$ made up of conducting and non-conducting material (shaded part is non-conducting). The rod is rotated with constant angular velocity 10 rad/sec about point $O,$ ,$ in constant magnetic field of $2$ tesla as shown in the figure. The induced emf between the point $A$ and $B$ of rod will be :
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NTA AbhyasNTA Abhyas 2020

Solution:

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