AP EAPCET 2024 - 19th May Evening Shift | Current Electricity Question 21 | Physics

In a potentiometer, the area of cross-section of the wire is $4 \mathrm{~cm}^2$. The current flowing in the circuit is 1 A and the potential gradient is $7.5 \mathrm{Vm}^{-1}$. Then, the resistivity of the potentiometer wire is

$3 \times 10^{-3} \mathbf{q}-\mathrm{m}$

$2 \times 10^{-6} \mathrm{Q}-\mathrm{m}$

$4 \times 10^{-2} \mathbf{Q}$-m

$5 \times 10^{-4} \Omega$-m

AP EAPCET 2024 - 18th May Morning Shift

MCQ (Single Correct Answer)

-0

Drift speed $v$ varies with the intensity of electric field $E$ as per the relation.

$v=E$

$v \propto \frac{1}{E}$

$v=E^2$

$v=E^{-2}$

AP EAPCET 2022 - 5th July Morning Shift

MCQ (Single Correct Answer)

-0

In the given circuit values of $$I_1, I_2, I_3$$ are respectively

AP EAPCET 2022 - 5th July Morning Shift Physics - Current Electricity Question 24 English

1.364 A, 6.278 A, 5.91 A

$$1.97 \mathrm{~A}, 3.56 \mathrm{~A}, 2.784 \mathrm{~A}$$

$$-0.327 \mathrm{~A}, 5.28 \mathrm{~A}, 3.197 \mathrm{~A}$$

$$1.523 \mathrm{~A}, 4.396 \mathrm{~A}, 1.63 \mathrm{~A}$$

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Questions Asked from MCQ (Single Correct Answer)

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