What does a Wheatstone bridge in balanced condition provides a practical method for?

Wheatstone bridge in a balanced condition offers a practical method for the determination of unknown resistanceWheatstone’s bridge generally is an arrangement of 4 resistances that aid the measurement of one of them in terms of the other three resistances.

Wheatstone Bridge

Wheatstone Bridge


Related Questions

  1. Meter Bridge or Slide Wire Bridge is a practical form of?
  2. Why Carey Foster Bridge Is So Sensitive?
  3. In A Balanced Condition, Resistance R3 Has Temperature Coefficient of 0.0004°C-1. With a Temperature Of R3 Increased By 100°C, Find Voltage Generated Between S And T.
  4. Can you find very high resistance accurately with the help of a Metre bridge?
  5. Meter bridge works on the principle of?
  6. How do you solve an unbalanced bridge?
  7. Why should we get the null point in the middle of the Metre bridge wire?
  8. What Is Null Voltage?

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CBSE CLASS XII Related Questions

  • 1.
    Assertion (A) : The mass of a nucleus is less than the sum of the masses of the constituent nucleons. Reason (R) : Energy is absorbed when the nucleons are bound together to form a nucleus.

      • Both Assertion (A) and Reason (R) are true and Reason (R) is the correct explanation of the Assertion (A).
      • Both Assertion (A) and Reason (R) are true, but Reason (R) is not the correct explanation of the Assertion (A).
      • Assertion (A) is true, but Reason (R) is false.
      • Both Assertion (A) and Reason (R) are false.

    • 2.
      Four independent waves are expressed as \[ (i)\; y_1=A_1\sin\omega t, \] \[ (ii)\; y_2=A_2\sin 2\omega t, \] \[ (iii)\; y_3=A_3\cos\omega t, \] \[ (iv)\; y_4=A_4\sin\left(\omega t+\frac{\pi}{3}\right) \] The interference between two of these waves is possible in

        • (i) and (iii) only
        • (iii) and (iv) only
        • (i), (iii) and (iv) only
        • All of them

      • 3.
        Two heaters rated as \((P_1,V)\) and \((P_2,V)\) are connected in series across a dc source of \(V/2\) volt. The power consumed by the combination will be –

          • \((P_1+P_2)\)
          • \(\dfrac{P_1+P_2}{2}\)
          • \(\dfrac{P_1P_2}{2(P_1+P_2)}\)
          • \(\dfrac{P_1P_2}{4(P_1+P_2)}\)

        • 4.
          If Bohr’s quantization postulate (angular momentum \( = \frac{nh}{2\pi} \)) is a basic law of nature, it should be equally valid for the case of planetary motion also. Why, then, do we never speak of quantization of orbits of planets around the Sun? Explain.


            • 5.
              Photoemission of electrons occurs from a metal (\( \phi_0 = 1.96 \, \text{eV} \)) when light of frequency \( 6.4 \times 10^{14} \, \text{Hz} \) is incident on it. Calculate: Energy of a photon in the incident light, The maximum kinetic energy of the emitted electrons, and The stopping potential.


                • 6.
                  Draw the number of scattered particles versus the scattering angle graph for scattering of alpha particles by a thin foil. Write two important conclusions that can be drawn from this plot.

                    CBSE CLASS XII Previous Year Papers

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