AIIMS 2019 | Moving Charges and Magnetism Question 6 | Physics

A long straight wire, carrying current $$I$$ is bent at its mid-point to form an angle of $$45^{\circ}$$. Induction of magnetic field (in tesla) at point $$P$$, distant $$R$$ from point of bending is equal to

AIIMS 2018 Physics - Moving Charges and Magnetism Question 1 English

$$\frac{(\sqrt{2}-1) \mu_0 I}{4 \pi R}$$

$$\frac{(\sqrt{2}+1) \mu_0 I}{4 \pi R}$$

$$\frac{(\sqrt{2}-1) \mu_0 I}{4 \sqrt{2} \pi R}$$

$$\frac{(\sqrt{2}+1) \mu_0 I}{4 \sqrt{2} \pi R}$$

AIIMS 2018

MCQ (Single Correct Answer)

-0.33

An element $$d l=d x \hat{\mathbf{i}}$$ (where, $$d x=1 \mathrm{~cm}$$ ) is placed at the origin and carries a large current $$i=10 \mathrm{~A}$$. What is the magnetic field on the $$Y$$-axis at a distance of $$0.5 \mathrm{~m}$$ ?

$$2 \times 10^{-8} \hat{\mathbf{k}} T$$

$$4 \times 10^{-8} \hat{\mathbf{k}} \mathbf{T}$$

$$-2 \times 10^{-8} \hat{\mathbf{k}} T$$

$$-4 \times 10^{-8} \hat{\mathbf{k}} T$$

AIIMS 2018

MCQ (Single Correct Answer)

-0.33

Consider the following figure, a uniform magnetic field of 0.2 T is directed along the positive X-axis. The magnetic flux through top surface of the figure.

AIIMS 2018 Physics - Moving Charges and Magnetism Question 4 English

zero

0.8 m-Wb

1.0 m-Wb

$$-$$1.8 m-Wb

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