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A wire of resistance 20Ohmis bent in the...

A wire of resistance `20Ohm`is bent in the from of closed circle.What is the effective resistance between two points at the ends of any diameter of the circle?

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MODERN PUBLICATION-ELECTRICITY-EXERCISE
  1. Find the equivalent resistance of three resistors of 2Ohm,3Ohm,4Ohmwhe...

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  2. Find the equivalent resistance of three resistors of 2Ohm,3Ohm,4Ohmwhe...

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  3. A wire of resistance 20Ohmis bent in the from of closed circle.What is...

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  4. Calculate the effective resistance between A and B

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  5. Calculate the effective resistance between A and B

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  6. Calculate the effective resistance between A and B Also find the rea...

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  7. In the given circuit calculate the total resistance of the circuit.

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  8. In the given circuitcalculate current flowing through the circuit

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  9. In the given circuit calculate potential difference across the lamp an...

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  10. A piece of wire of resistance 20Ohmis drawn out so that its length is ...

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  11. Study the following electric circuit and find potential difference acr...

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  12. State four different ways in which three resistors of 'r' ohm each may...

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  13. State four different ways in which three resistors of 'r' ohm each may...

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  14. A lamp rated 100 W at 220 V is connected to the mains electric supply....

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  15. Calculate the electric energy consumed by a 1200 W toaster in 20 minut...

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  16. Write the formula for the amount of the heat produced in a resistor wh...

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  17. Define power. Give its S.I unit and define it.

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  18. A current of 5A flows through 12 ohm resistor. What is the rate at whi...

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  19. Name the two type of electric charge.

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  20. What is SI unit of electric potential?

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