Question:
For a long wire carrying a current of 10 A, the magnitude of magnetic field at a point 4 cm away from it will be:
For a long wire carrying a current of 10 A, the magnitude of magnetic field at a point 4 cm away from it will be:
Updated On: Feb 26, 2025
- 4×$10^{-5}$T
- 2x$10^{-5}$T
- $10^{-5}$T
- 5×$10^{-5}$T
Hide Solution
Verified By Collegedunia
The Correct Option is D
Solution and Explanation
The correct option is (D): 5×$10^{-5}$T
Was this answer helpful?
0
0
Top Questions on Magnetic Field due to a Current Element
- A circular coil of wire having 200 turns, each radius 4.0 cm is placed in a horizontal plane. It carries a current of 0.40 A in the clockwise direction. Find the magnitude and direction of the magnetic field at the center of the coil.
- CBSE CLASS XII - 2025
- Physics
- Magnetic Field due to a Current Element
- Define self inductance.
- Maharashtra Class XII - 2025
- Physics
- Magnetic Field due to a Current Element
- State any four uses of Van de Graaff generator. In a parallel plate air capacitor, intensity of electric field is changing at the rate of \(2 \times 10^{11}\) V/ms. If area of each plate is 20 cm\(^2\), calculate the displacement current.
- Maharashtra Class XII - 2025
- Physics
- Magnetic Field due to a Current Element
- State the formula for magnetic induction produced by a current in a circular arc of a wire. Hence find the magnetic induction at the centre of a current carrying circular loop.
- Maharashtra Class XII - 2025
- Physics
- Magnetic Field due to a Current Element
- A galvanometer has a resistance of 50 \(\Omega\) and a current of 2 mA is needed for its full scale deflection. Calculate resistance required to convert it. (i) into an ammeter of 0.5 A range. (ii) into a voltmeter of 10 V range.
- Maharashtra Class XII - 2025
- Physics
- Magnetic Field due to a Current Element
View More Questions
Questions Asked in CUET exam
- Find the ratio of de-Broglie wavelengths of deuteron having energy E and \(\alpha\)-particle having energy 2E :
- CUET (UG) - 2026
- Dual nature of radiation and matter
- Ram purchased a watch at a cost of \( \left(\frac{9}{10}\right)^{th} \) of the original cost and sold at 8% more than the original cost. His profit/loss is
- CUET (UG) - 2025
- Profit and Loss
- Match List-I with List-II \[ \begin{array}{|l|l|} \hline \textbf{Solutions} & \textbf{Explanation} \\ \hline (A) \; \text{Saturated solution} & (I) \; \text{Solution having two components.} \\ \hline (B) \; \text{Isotonic solutions} & (II) \; \text{A solution whose osmotic pressure is more than that of another.} \\ \hline (C) \; \text{Binary solution} & (III) \; \text{A solution which contains the maximum amount of solute that can be dissolved in a given amount of solvent at a given temperature.} \\ \hline (D) \; \text{Hypertonic solution} & (IV) \; \text{The solutions having the same osmotic pressure at a given temperature.} \\ \hline \end{array} \]
- CUET (UG) - 2025
- General Chemistry
- Let A = [aij]n x n be a matrix. Then Match List-I with List-II
List-I
(A) AT = A
(B) AT = -A
(C) |A| = 0
(D) |A| $\neq$ 0
List-II
(I) A is a singular matrix
(II) A is a non-singular matrix
(III) A is a skew symmetric matrix
(IV) A is a symmetric matrix
Choose the correct answer from the options given below:- CUET (UG) - 2025
- Matrices and Determinants
- 5, 10, 17, 26, ?, 50 — Find the missing number.
- CUET (UG) - 2025
- Number Series
View More Questions