Two identical conductors P and Q are pla...

Two identical conductors `P` and `Q` are placed on two friction less rails `R` and `S` in a uniform magnetic field directed into the plane. If `P` is moved in the direction shown in figure with a constant speed, then rod `Q`

will be attracted towards `P`

will be repelled away form `P`

will remain stationary

may be repelled or attracted towards `P`

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