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Which material is best conductor?...

Which material is best conductor?

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MBD -HARYANA BOARD-ELECTRICITY-EXAMPLE
  1. Let the resistance of an electrical component remain constant while th...

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  2. What are the factors on which resistance of a conductor depends? Why a...

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  3. Which material is best conductor?

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  4. Draw a schematic diagram of a circuit consisting of a battery of three...

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  5. Redraw the circuit of Q.12, putting in an ammeter to measure the curre...

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  6. Find the equivalent resistance when the following are connected in par...

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  7. Find the equivalent resistance when the following are connected in par...

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  8. An electric lamp of 100 Omega, a toaster of resistance 50 Omega and a ...

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  9. What are the advantages of connecting electrical devices in parallel w...

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  10. How can three resistors of resistances 2 Omega,3 Omega, and 6 Omega be...

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  11. What is the (a) maximum (b) minimum total resistance that can be...

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  12. Why does the cord of an electric heater not glow while the heating ele...

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  13. Compute the heat generated while transferring 96000 coulombs of charge...

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  14. An electric iron of resistance 20 Omega takes a current of 5 A. Calcul...

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  15. What determines the rate at which energy is delivered by a current ?

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  16. An electric motor takes 5 A from a 220 V line. Determine the power and...

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  17. A piece of wire of resistance R is cut into five equal parts. These pa...

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  18. Which of the following terms does not represent electrical power in a ...

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  19. Two conducting wires of the same material and of equal length and equa...

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  20. How is voltmeter connected in the circuit to measure potential differe...

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