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The potential difference V is proportion...

The potential difference V is proportional to the current I, the graph between V and I is a . . . . .. . . . . .

A

straight line

B

parabola

C

ellipse

D

none

Text Solution

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The correct Answer is:
A
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FULL MARKS-ELECTRICITY-Additional Questions (I. Choose the correct answer)
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  4. SI unit of resistance is

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  5. What is the potential difference between the ends of resistor of 15Ome...

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  6. Electrical resistivity for a given material is . . .. . . . . . . .

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  7. The unit of conductance is .

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  8. What is the SI unit of electrical conductivity?

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  9. The resistance of a wire of length 10 cm is 2 ohm, then its conductanc...

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  10. The resistivity of a material is 4xx10^(-8)Omega m and its conductivit...

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  11. When two 2Omega resistors are connected in parallel, the effective re...

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  12. When two 2Omega resistors are connected in series, the effective resis...

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  13. When n resistors of equal resistance (R ) are connected in series, the...

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  14. When three resistors are connected in parallel then the value of the e...

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  15. The effertive resistance for the given circuit in AB . . . . . . . . ...

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  16. The effective resistance between AB in the given circuit . . . . . . ...

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  17. Nichrome is . . . . . . . . . . ..

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  18. Tungsten material is used in . . . .. . . . . . .

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  19. The heat produced in an electric heater of resistance 2Omega is connec...

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  20. The SI unit of power is .

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