मराठी

The Graph Between V And I For a Conductor is a Straight Line Passing Through the Origin. Which Law is Illustrated by Such a Graph? - Science

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प्रश्न

The graph between V and I for a conductor is a straight line passing through the origin. 

 Which law is illustrated by such a graph?

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उत्तर

 Ohm's law states that the graph between V and I for a conductor is a straight line passing through the origin.

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  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 1: Electricity - Exercise 3

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संबंधित प्रश्‍न

An electrical bulb is marked 200V, 100W. Calculate the electrical resistance of its filament. If five such
bulbs are connected in series to a 200V supply, how much current will flow through them?


 Name the law which is illustrated by the above VI graph.


The graph between V and I for a conductor is a straight line passing through the origin. 

 What should remain constant in a statement of this law?


The resistors R1, R2, R3 and R4 in the figure given below are all equal in value. 

 

What would you expect the voltmeter A, B and C to read assuming that the connecting wires in the circuit have negligible resistance?


Four resistances of 16 ohms each are connected in parallel. Four such combinations are connected in series. What is the total resistance? 

 


Which of the following is an ohmic resistance?


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What length of copper wire of resistivity 1.7 × 10-8 Ω m and radius 1 mm is required so that its resistance is 2Ω? 


How does an increase in the temperature affect the specific resistance of a : 
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Fig. represents the circuit used for the verification of ohm's law. Label the different parts from A and F. State the function of each.


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Coulomb


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Choose the correct alternative.

Which of the following is an ohmic conductor?


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Distinguish between Ohmic and non-ohmic substances; explain with the help of example.


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