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If two identical heaters each rated as 1...

If two identical heaters each rated as 1000 W. 220V are connected in parallel to 220 V, then the total power consumed as

A

200 W

B

2500 W

C

250 W

D

2000 W

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MODERN PUBLICATION-ELECTRICITY-EXERCISE
  1. If the ammeter in the given circuit reads 2A, the resistance R is

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  2. An electric bulb marked 40W-200 V is used in a circuit of supply volta...

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  3. If two identical heaters each rated as 1000 W. 220V are connected in p...

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  4. What is the maximum resistance which can be made using five resistors ...

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  5. A cylindrical conductor of length l and uniform are of cross section A...

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  6. The resistivtiy does not change if

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  7. In an electrical circuit two resistors of 2 ohm and 4 ohm espectively ...

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  8. A number of cells when connected in series from

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  9. In a voltmeter there are 20 divisin between the 0 mark and 0.5 V mark....

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  10. Which of the following statements does not represent ohm's law?

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  11. True or false The resistance of ammeteer is very high.

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  12. True or false In a circuit resistance is doubled the current to half.

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  13. True or false Germanium is a substance whose resistance decreases with...

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  14. True or false A bird perched on a high voltage wire is killed by the c...

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  15. True or false Volt is represented by joule/coulomb.

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  16. Fill ups Among silver and copper……………is a better conductor.

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  17. Resistance of a conductor depends on:

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  18. Fill ups The current through a lamp of 25 W operating at 200 V is……………...

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  19. Fill ups Lead tin alloy is used for making fuse because it has…………..me...

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  20. Fill ups Nicrhome is used for making element because it has……………meltin...

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