Meter bridge works on the principle of?

A meter bridge is also known as a slide wire bridge and is an instrument that works on the principle of the Wheatstone Bridge. A meter bridge is used to find the unknown resistance of a conductor as in a 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. Can you find very high resistance accurately with the help of a Metre bridge?
  4. What Is Null Voltage?

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CBSE CLASS XII Related Questions

  • 1.
    Suppose a pure Si crystal has \( 5 \times 10^{28} \) atoms per \( \text{m}^3 \). It is doped with \( 5 \times 10^{22} \) atoms per \( \text{m}^3 \) of Arsenic. Calculate majority and minority carrier concentration in the doped silicon. (Given: \( n_i = 1.5 \times 10^{16} \, \text{m}^{-3} \))


      • 2.
        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.


          • 3.
            Two thin lenses of focal length \( f_1 \) and \( f_2 \) are placed in contact with each other coaxially. Prove that the focal length \( f \) of the combination is given by \[ f = \frac{f_1 f_2}{f_1 + f_2}. \]


              • 4.
                Write any two features of nuclear forces.


                  • 5.
                    The figure shows three point charges kept at the vertices of triangle ABC. The net electric field, due to this system of charges, at the midpoint M of base BC will be:

                      • \( \frac{q}{4 \pi \epsilon_0 l^2} \) pointing along MA
                      • \( \frac{q}{\pi \epsilon_0 l^2} \) pointing along AM
                      • \( \frac{q}{2 \pi \epsilon_0 l^2} \) pointing along AM
                      • Zero

                    • 6.
                      A tank is filled with a liquid to a height of \( 12.5 \, \text{m} \). The apparent depth of a needle lying at the bottom of the tank is measured to be \( 9.0 \, \text{m} \). Calculate the speed of light in the liquid.

                        CBSE CLASS XII Previous Year Papers

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