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Twelve identical wires each of resistanc...

Twelve identical wires each of resistance `6 Omega` are arranged to from a skelence cube. A current of `40 m A` is led cube at the current and out at the diagonally opposite corner. Calculate the potential difference development across these current and the effective resistance of the network

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The correct Answer is:
0.2 , `5Omega`
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SL ARORA-ELECTRICAL INSTRUMENTS-Problem for self practice
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  2. The terminals of a battery of emf 3 V and internal resistance 2.5Omega...

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  3. Twelve identical wires each of resistance 6 Omega are arranged to from...

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  4. Twelve equal wires each of resistance r Omega form a cube. The effect...

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  5. A galvanometer has a resistance of 49Omega.If 2% of the main current i...

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  6. how will you convert a 1mA full scale deflection meter of resistance 1...

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  7. Calculate the value of resistance needed to convert a galvanometer of ...

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  8. A galvanometer with a coil of resistance 10.0Omega shows full scale de...

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  9. A galvanometer has an internal resistance 1.0Omega. It given maximum d...

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  10. A galvanometer has a resistance of 15.0Omega and the meter shows full ...

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  11. In galvanometer of resistance 20Omega gives a deflection of one divisi...

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  12. In a galvanometer there is a deflection of one divisions per mA. The i...

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  13. A galvanometer of resistanece 40Omega gives a deflection of 5 division...

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  14. It is intended to measure a maximum current of 25 A with an ammeter of...

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  15. A galvanometer has a resistance of 30Omega and a current of 2 mA is ne...

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  16. A galvanometer has a resistance of 100Omega. A difference of potential...

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  17. When a galvanometer having 20 divisions scale and 50Omega resistance i...

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  18. A galvanometer has a sensitivity of 60 division/ampere. When a shunt i...

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  19. A galvanometer of resistance 3663Omega gives full scale deflection for...

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  20. A shunt of 6Omega is connected across a galvanometer of resistance 294...

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