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What is an Ohmic resistor ?...

What is an Ohmic resistor ?

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The conductor which obeys Ohm.s law
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What is a non-ohmic resistor ?

Which of the following is an ohmic resistance ?

STATEMENT 1: The current density vec J at any point in ohmic resistor is in direction of electric field vec E at that point . STATEMENT 2: A point charge when released from rest in a region having only electrostatic field always moves along electric lines of force.

STATEMENT 1: The current density vec J at any point in ohmic resistor is in direction of electric field vec E at that point . STATEMENT 2: A point charge when released from rest in a region having only electrostatic field always moves along electric lines of force.

Give two differences between an ohmic and non ohmic resistor.

Fig. shows I-V curves for two resistors. Identify the ohmic and non-ohmic resistors. Give a reason for your answer

Draw a graph of potential difference (V) versus current (I) for an ohmic resistor.

Draw a graph of Potential difference (V) versus Current (I) for an ohmic resistor.

Resistors P , Q , and R in the circuit have equal resistances. If the battery is supplying a total power of 12 W , what is the power dissipated as heat in resistors R ?

Three resistors are connected to a 12 V battery as shown in the figure given below : What is the potential difference across the parallel combination of 6 ohm and 12 ohm resistor ?

ICSE-SELF ASSESSMENT PAPER -2-SECTION .B.
  1. What is meant by the terms (1) amplitude (2) frequency, of a wave ?

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  2. Explain, why stringed musical instruments, like the guitar, are provid...

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  3. What is an Ohmic resistor ?

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  4. Two copper wires are of the same length, but one is thicker than the o...

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  5. Derive a relationship between S.I. and C.G.S. unit of work.

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  6. A Force F acts on a body and displaces it by a distance S in direction...

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  7. In what unit does the domestic electric meter measures the electrical ...

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  8. Why should switches always be connected to the live wire?

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  9. Give one precaution that should be taken while handling switches.

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  10. An electrical gadget can give an electric shock to its user under cert...

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  11. What preventive measure provided in a gadget can protect a person from...

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  12. Jatin puts a pencil into a glass container having water and is surpris...

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  13. Jatin puts a pencil into a glass container having water and is surpris...

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  14. Jatin puts a pencil into a glass container having water and is surpris...

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  15. With reference to the diagram given below, The equivalent resist...

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  16. With reference to the diagram given below, The reading of the am...

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  17. With reference to the diagram given below, The electrical power ...

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  18. Define the term refractive index of a medium. Can it be less than 1 ?

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  19. A coin placed at the bottom of a beaker appears to be raised by 4.0 cm...

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  20. What is the principle of method of mixture ? What other name is given ...

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