1.

A charge q is moving with a velocity →v1=(1^i) m/s at a point in a magnetic field and experiences a force −→F1=q(−^j+^k) N. If the same charge is moving with a velocity →v2=(1^j) m/s at the same point, it experiences a force −→F2=q(^i−^k) N. The magnetic field →B at that point is -

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A charge q is moving with a velocity v1=(1^i) m/s at a point in a magnetic field and experiences a force F1=q(^j+^k) N. If the same charge is moving with a velocity v2=(1^j) m/s at the same point, it experiences a force F2=q(^i^k) N. The magnetic field B at that point is -



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