Moving Charges and Magnetism

Related Questions

• In order to increase the sensitivity of a moving coil galvanometer, one should decrease

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• A 100 turns coil shown in figure carries a current of 2 amp in a magnetic field $B = 0.2\,Wb/{m^2}$. The torque acting on the coil is

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• In the figure, shown the magnetic induction at the centre of there arc due to the current in portion AB will be

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• The strength of the magnetic field at a point r near a long straight current carrying wire is B. The field at a distance $\frac{r}{2}$ will be

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• A beam of ions with velocity $2 \times {10^5}\,m/s$ enters normally into a uniform magnetic field of $4 \times {10^{ - 2}}\,tesla$. If the specific charge of the ion is $5 \times {10^7}\,C/kg$, then the radius of the circular path described will be

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