TG EAPCET 2025 (Online) 2nd May Evening Shift | Moving Charges and Magnetism Question 10 | Physics

A current of 4 A is passed through a square loop of side 5 cm made of a uniform manganin wire as shown in the figure. The magnetic field at the centre of the loop is

TG EAPCET 2025 (Online) 2nd May Evening Shift Physics - Moving Charges and Magnetism Question 41 English

$\frac{24 \sqrt{2}}{5} \times 10^{-5} \mathrm{~T}$

$\frac{3 \sqrt{2}}{5} \times 10^{-5} \mathrm{~T}$

$\frac{6 \sqrt{2}}{5} \times 10^{-5} \mathrm{~T}$

zero

TG EAPCET 2025 (Online) 2nd May Morning Shift

MCQ (Single Correct Answer)

-0

A proton and an alpha particle moving with equal speeds enter normally into a uniform magnetic field. The ratio of times taken by the proton and the alpha particle to make one complete revolution in the magnetic field is

$1: \sqrt{2}$

$1: 2$

$\sqrt{2}: 1$

$2: 1$

TG EAPCET 2025 (Online) 2nd May Morning Shift

MCQ (Single Correct Answer)

-0

A solenoid of length 50 cm and radius 10 cm has two closely wound layers of windings 100 turns each. If a current of 2.5 A is passing through the windings, the magnetic field (in $10^{-4} \mathrm{~T}$ ) at a point 5 cm from the axis is

$2 \pi$

31.4

$4 \pi$

zero

TG EAPCET 2024 (Online) 11th May Morning Shift

MCQ (Single Correct Answer)

-0

A magnetic field is applied in $y$-direction on an $\alpha$-particle travelling along $x$-direction. The motion of the $\alpha$-particle will be

along $X$-axis

a circle in XZ-plane

a circle in $Y Z$-plane

a circle in $X Y$-plane

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