TS EAMCET · Physics · Magnetic Effects of Current
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
- A \(\frac{24 \sqrt{2}}{5} \times 10^{-5} \mathrm{~T}\)
- B \(\frac{3 \sqrt{2}}{5} \times 10^{-5} \mathrm{~T}\)
- C \(\frac{6 \sqrt{2}}{5} \times 10^{-5} \mathrm{~T}\)
- D Zero
Answer & Solution
Correct Answer
(D) Zero
Step-by-step Solution
Detailed explanation
Zero
See the Complete Solution
Get step-by-step explanations for this and 2.5 Lakh+ more JEE, NEET & CET questions.
- Unlock all solutions
- Practice the full chapter
- Track accuracy across PYQs
4.8 rated on Google Play · 14,000+ reviews
More questions from Physics
- If a plane electromagnetic wave has electric field oscillations of frequency \(3 \mathrm{GHz}\) then the wavelength of the wave is (speed of light in vacuum \(=3 \times 10^8 \mathrm{~ms}^{-1}\) )TS EAMCET 2023 Hard
- In a Young's double slit experiment, a thin sheet of refractive index is used to cover one slit while a thin sheet of refractive index is used to cover the second slit. The thickness of both sheets are same and the wavelength of light used is . If the central point on the screen is now occupied by what had been the bright fringe , then the thickness of covering sheets isTS EAMCET 2019 Medium
- Which of the following wave has the largest wave speed?TS EAMCET 2022 Easy
- The magnetic induction and the intensity of magnetic field inside an iron core of an electromagnet are \(1 \mathrm{~Wb} \mathrm{~m}^{-2}\) and \(150 \mathrm{Am}^{-1}\), respectively. The relative permeability of iron is \(\left(\mu_0=4 \pi \times 10^{-7}\right.\) henry \(\left./ \mathrm{m}\right)\)TS EAMCET 2004 Easy
- The magnitude of the force vector acting on a unit length of a thin wire carrying a current \(I=8 \mathrm{~A}\) at a point \(O\), if the wire is bent as shown in the figure with a radius, \(R=10 \pi \mathrm{cm}\) is
TS EAMCET 2019 Easy - Two coherent plane waves of identical frequency, polarization and intensity interfere at a point where they differ in phase by . What is the resulting intensity?TS EAMCET 2020 Easy
More PYQs from TS EAMCET
- Consider the following two circuits bulbs are connected in series to a power supply line bulbs identical to are connected in a parallel circuit to an identical power supply line Identify which of the following is not trueTS EAMCET 2018 Easy
- Where should an object be placed on the axis of a convex lens of focal length so as to achieve magnification of ? (Distances are measured from optic centre of the lens)TS EAMCET 2018 Easy
- A body is projected up with a velocity equal to \(\frac{3}{4}\) th of the escape velocity from the surface of the earth. The height it reaches is (Radius of the earth \(=R\) )TS EAMCET 2002 Easy
- In the adiabatic compression, the decrease in volume is associated withTS EAMCET 2008 Easy
- In the pulley system shown in the figure, the mass of \(A\) is half of that of \(\operatorname{rod} B\). The rod length is \(500 \mathrm{~cm}\). The mass of pulleys and the threads may be neglected. The mass \(A\) is set at the same level as the lower end of the rod and then released. After releasing the mass \(A\), it would reach the top end of the rod \(B\) in time (Assume, \(g=10 \mathrm{~m} / \mathrm{s}^2\) )
TS EAMCET 2019 Medium - A parallel plate capacitor of capacitance \(10 \mu \mathrm{~F}\) is charged by a 220 V supply. The capacitor is then disconnected from the supply and is connected to another uncharged parallel plate capacitor of capacitance \(12 \mu \mathrm{~F}\). The loss of electrostatic energy in this process isTS EAMCET 2025 Medium