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A square of side L meters lies in the x-...

A square of side L meters lies in the x-y plane in a region where the magnetic field is given by `vecB = B_(0)(2hati +3hatj +4hatk )T` Where `B_(0)` is constant. The magnitude of flux passing through the square is

A

`2B_(0)L^(2)`Wb

B

`3B_(0)L^(2)`Wb

C

`4B_(0)L^(2)`Wb

D

`sqrt(29)B_(0)L^(2)` Wb

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  • A conducting rod of length L lies in XY-plane and makes an angle 30^(@) with X-axis. One end of the rod lies at origin initially. A magnetic field also exists in the region pointing along positive Z-direction. The magnitude of the magnetic field varies with y as B_(0)((y)/(L))^(3), where, B_(0) is a constant. At some instant the rod stars moving with a velocity v_(0) along X-axis The emf induced in the rod is

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