Does current increase with voltage?

According to Ohm’s law, the voltage is calculated by the product of current and resistance. If the voltage increases there will be an increase in the current given that the resistance remains constant.


Related Questions

  1. What Is The Formula Of Ammeter?
  2. What is the necessary condition for a conductor to obey Ohm's Law?
  3. Why is the series arrangement not used for domestic circuits?
  4. Define: 1 volt, Potential difference
  5. Obtain the equation J = σE of Ohm's law on the basis of drift velocity
  6. What Is Effective Resistance?
  7. A small bulb has a resistance of 2 ohms when it is cold. It draws 0.4-ampere current from a source of4V and then starts glowing. Calculate the resistance when it is glowing
  8. State And Explain Joules Law Of Heating.
  9. State Ohms law. How can it be verified experimentally?
  10. Why is the curve representing Ohm's law linear?
  11. Draw a circuit diagram to verify ohm’s law.
  12. Is resistance constant in Ohm's law?
  13. Find the current through a resistance of 2 ohms if the voltage across the resistance is 6 V.
  14. What are the applications of ohm's law used in daily life?
  15. Why Do We Use Ohm's Law?

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CBSE CLASS XII Related Questions

  • 1.
    If both the number of protons and the neutrons are conserved in each nuclear reaction, in what way is mass converted into energy (or vice versa) in a nuclear reaction? Explain.


      • 2.
        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.

        • 3.
          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.


            • 4.
              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 –

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

              • 5.
                A long solenoid of length \( L \) and radius \( r_1 \) having \( N_1 \) turns is surrounded symmetrically by a coil of radius \( r_2 \, (r_2>r_1) \) having \( N_2 \) turns (\( N_2 \ll N_1 \)) around its mid-point. Derive an expression for the mutual inductance of solenoid and coil. Is \( M_{12} = M_{21} \) valid in this case?


                  • 6.
                    Two small identical metallic balls having charges \( q \) and \( -2q \) are kept far at a separation \( r \). They are brought in contact and then separated at distance \( \frac{r}{2} \). Compared to the initial force \( F \), they will now:

                      • attract with a force \( \frac{F}{2} \)
                      • repel with a force \( \frac{F}{2} \)
                      • repel with a force \( F \)
                      • attract with a force \( F \)
                    CBSE CLASS XII Previous Year Papers

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