What Is Balancing Length In Potentiometer?

In a potentiometer, balancing length is the balance length wire by the jockey. The balancing length in the potentiometer and the EMF of the battery for which the internal resistance is measured are proportional.


Related Questions

  1. What are the types of potentiometers?
  2. What is balance point in potentiometer?
  3. Copper is not used as potentiometer wire because?
  4. How does a potentiometer measure EMF?
  5. Sensitivity of potentiometer can be increased by__________.
  6. Which Metal Is Used In Potentiometer?
  7. What is a DC Potentiometer?
  8. Why High Resistance Is Used In Potentiometer?
  9. What are the advantages of a potentiometer?
  10. State the Working Principle of a Potentiometer.
  11. Why Potentiometer Is Preferred Over Voltmeter?
  12. How is potential gradient measured?
  13. What is a null point in a potentiometer?

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CBSE CLASS XII Related Questions

  • 1.

    A rectangular loop of size 5 cm $\times$ 8 cm is lying in the $x$-$y$ plane in a uniform magnetic field $\vec{B} = (2.0\ \text{T})\hat{k}$. The total magnetic flux linked with the loop is:

      • 80 Wb
      • 16 Wb
      • \(8 \times 10^{-2}\) Wb
      • \(8 \times 10^{-3}\) Wb

    • 2.

      A ray of light MN is incident normally on the face corresponding with side AB of a prism with an isosceles right-angled triangular base ABC. Trace the path of the ray as it passes through the prism when the refractive index of the prism material is (i) $\sqrt{2}$, and (ii) $\sqrt{3}$.


        • 3.
          In a region, the electric potential varies as \(V = 10 - 50x\), where \(V\) is in volts and \(x\) is in meters. The electric field in the region is

            • \(10\ \text{N/C}\) along \(+x\)
            • \(10\ \text{N/C}\) along \(-x\)
            • \(50\ \text{N/C}\) along \(+x\)
            • \(50\ \text{N/C}\) along \(-x\)

          • 4.
            A current of \(4.0\,\text{A}\) flows through a wire of length \(1\,\text{m}\) and cross-sectional area \(1.0\,\text{mm}^2\), when a potential difference of \(2\,\text{V}\) is applied across its ends. Calculate the resistivity of the material of the wire.


              • 5.

                Find the ratio $\dfrac{\lambda_\alpha}{\lambda_p}$ of the de Broglie wavelength $\lambda_\alpha$ associated with an alpha particle to the de Broglie wavelength $\lambda_p$ associated with a proton if both are moving with the same velocity.


                  • 6.
                    A wire of length \(L\) is bent round into (i) a square coil having \(N\) turns and (ii) a circular coil having \(N\) turns. The coil in both cases is free to turn about a vertical axis coinciding with the plane of the coil, in a uniform, horizontal magnetic field and carry the same currents. Find the ratio of the maximum value of the torque acting on the square coil to that on the circular coil.

                      CBSE CLASS XII Previous Year Papers

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