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A charge q=4muC has as instantaneous vel...

A charge `q=4muC` has as instantaneous velociyt `v=(2hati-3hatj+hatk)xx10^6m/s` in a uniform magnetic field `B=(2hati+5hatj-3hatk)xx10^-2T`. What is the force on the charge?

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`F=q(vxxB)`
here `q` has to be substituted with sign.
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