Q. Answer the following :
A metallic rod
PQ of length
l is rotated with an angular velocity
ω about an axis passing through its mid-point (O) and perpendicular to the plane of the paper, in uniform magnetic field
→B, as shown in the figure. What is thee potential difference developed between the two ends of the rod, P and Q ?
![1700231_c54f965ea7c34d72adb1033dd7a6fc99.png](https://search-static.byjusweb.com/question-images/tag_toppr_images/questions/1700231_c54f965ea7c34d72adb1033dd7a6fc99.png)