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Give scientific reasons: The filament ...

Give scientific reasons:
The filament of an electric bulb is made of tungsten.

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NAVNEET PUBLICATION-EFFECTS OF ELECTRIC CURRENT-EXERCISE
  1. Give scientific reasons: In practice the unit KW.h, rather than the ...

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  2. Give Scientific reasons: Tungsten metal is used to make a solenoid t...

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  3. Give scientific reasons: The filament of an electric bulb is made of...

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  4. Give scientific reasons: The melting point of the filament of a bulb ...

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  5. Give scientific reasons: The filament of a bulb should have a high m...

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  6. Give Scientific reasons: In the electric equipment's producing heat ...

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  7. Give scientific reasons: The coils in heating devices such as a toas...

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  8. Give scientific reasons: In an electric iron, the coil of high resist...

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  9. Give Scientific reasons: The material used for making fuse wire has ...

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  10. Give Scientific reasons: The material used for making fuse wire has ...

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  11. Distinguish between the following Electric motor and Electric genera...

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  12. Distinguish between : AC generator and DC generator.

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  13. Distinguish between the following Alternating current and Direct cur...

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  14. Read the given passage and answer the following questions: The home ...

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  15. Read the given passage and answer the following questions: The home ...

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  16. Read the given passage and answer the following questions: The home ...

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  17. Solve the following examples/ numerical problems. An electric bulb i...

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  18. If the bulb of 60 W is connected across a source of 220 V.find the ele...

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  19. Solve the following examples/ numerical problems. A bulb of 40 w is ...

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  20. Heat energy is being produced in a resistance in a cricuit at the rate...

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