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What is the SI unit of electrical conduc...

What is the SI unit of electrical conductivity?

A

ohm - metre

B

`"ohm"^(-1)"metre"^(-1)`

C

`"volt Ampere"^(-1)`

D

ohm

Text Solution

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The correct Answer is:
B
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FULL MARKS-ELECTRICITY-Additional Questions (I. Choose the correct answer)
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  2. The unit of conductance is .

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  3. What is the SI unit of electrical conductivity?

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

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

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

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

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

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

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

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

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  12. Nichrome is . . . . . . . . . . ..

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  13. Tungsten material is used in . . . .. . . . . . .

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

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  15. The SI unit of power is .

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  16. One horse power is

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  17. Kilowatt hour is the unit of

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  18. To protect the hourse hold electrical appliances from overloading due ...

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  19. In India, domestic circuits are supplied with frequency of . . . . . ...

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  20. Due to short circuit, efferctive resistance in the circuit becomes . ...

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