A helium nucleus makes a full rotation in a circle of radius 0.8 metre in two se

Question

A helium nucleus makes a full rotation in a circle of radius 0.8 metre in two seconds. The value of the magnetic field B at the centre of the circle will be
[CPMT 1988; KCET 1998; UPSEAT 2001]

Options:

Answer: Option A
:
B

A Helium Nucleus Makes A Full Rotation In A Circle Of Radius...

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