A conducting rod `AC` of length `4l` is rotated about point `O` in a uniform magnetic field `vec(B)` directed into the plane of the paper. `AO = l and OC = 3l`. Find `V_(A) - V_(C)`.

A conducting rod AC of length 4l is rotate about a point O in a uniform magnetic field vecB directed into the paper. AO=l and OC=3l . Then

A conducting rod AC of length 4l is rotate about a point O in a uniform magnetic field vecB directed into the paper. AO=l and OC=3l . Then

A conducting rod AB of length l is rotated about point O with an angular velocity velocity omega in a uniform magnetic field (B_0) directed perpendicular into the plane of rotation as shown in the figure. The value of V_B - V_A is

A small conducting rod of length l, moves with a uniform velocity v in a uniform magnetic field B as shown in fig __

A small conducting rod of length l, moves with a uniform velocity v in a uniform magnetic field B as shown in fig __

A long conducting wire AH is moved over a conducting triangular wire CDE with a constant velocity v in a uniform magnetic field vec(B) directed into the plane of the paper. Resistance per unit length of each wire is rho . Then

A long conducting wire AH is moved over a conducting triangular wire CDE with a constant velocity v in a uniform magnetic field vec(B) directed into the plane of the paper. Resistance per unit length of each wire is rho . Then

A conducting rod OA of length l is rotated about its end O with an angular velocity omega in a uniform magnetic field directed perpendicualr to the rotation. Find the emf induced in the rod, between it's ends.