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 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 conducting rod PQ of length L = 1.0 m is moving with a uniform speed v = 2.0 m s^(-1) in a uniform magnetic field B = 4.0 T directed into the plane of the paper. A capacitor of capacity C = 10muF is connected as shown in , then

A glass rod of length l moves with velocity in a uniform magnetic field B. What is the e.m.f. induced in the rod ?

A conducting rod PQ of length l=1.0m is moving with a uniform speed v2.0m//s in a uniform magnetic field B=4.0T directed into the paper. A capacitor of capacity C=10muF is connected as shown in figure. Then

Rod PQ of length 2l is rotating about its midpoint C in a uniform magnetic field B which is perpendicular to the plane of rotation of the rod . Find the induced emf between PQ and PC . Draw the circuit diagram of parts PC and CQ .

Rod PQ of length 2l is rotating about one end P in a uniform magnetic field B which is perpendicular to the plane of rotation of the rod . Point M is the mid- point of the rod. Find the induced emf between M and Q if the potential between P and Q is 100 V .