# Current Electricity · Physics · AP EAPCET

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AP EAPCET 2022 - 4th July Morning Shift
Current density in a cylindrical wire of radius $$R$$ varies with radial distance as $$\beta\left(r+r_0\right)^2$$. The current through the section of...
AP EAPCET 2022 - 4th July Morning Shift
A cell can supply currents of 1 A and 0.5 A via resistances of $$2.5 \Omega$$ and $$10 \Omega$$, respectively. The internal resistance of the cell is...
AP EAPCET 2021 - 20th August Morning Shift
Five current carrying conductors meet at a point P. What is the magnitude and direction of the current in the fifth conductor? ...
AP EAPCET 2021 - 19th August Evening Shift
In a potentiometer of 10 wires, the balance point is obtained on the 6th wire. To shift the balance point to 8th wire, we should
AP EAPCET 2021 - 19th August Evening Shift
The length of germanium rod is $$0.925 \mathrm{~cm}$$ and its area of cross-section is $$1 \mathrm{~mm}^2$$. If for germanium $$n_i=2.5 \times 10^{19}... AP EAPCET 2021 - 19th August Morning Shift A cell of emf 1.8 V gives a current of 17 A when directly connected to an ammeter of resistance 0.06$$\Omega. Internal resistance of the cell is...
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