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An electric iron is rated at 220 V, 2 kW...

An electric iron is rated at 220 V, 2 kW.
Why is the fuse absolutely necessary in a power circuit?

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ICSE-SELF ASSESSMENT PAPER -5-SECTION-B
  1. Give three reasons for the loss in energy in a machine.

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  2. An electric iron is rated at 220 V, 2 kW. If the iron is used for 2...

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  3. An electric iron is rated at 220 V, 2 kW. Why is the fuse absolutel...

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  4. Name the factor affecting the Centre of gravity of a body.

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  5. A uniform meter scale is kept in equilibrium when supported at the 60 ...

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  6. The given ray diagram illustrates the experimental set up for the dete...

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  7. The given ray diagram illustrates the experimental set up for the dete...

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  8. The given ray diagram illustrates the experimental set up for the dete...

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  9. A cell is sending current in an external circuit. How does the termina...

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  10. What is the purpose of using a fuse in an electrical circuit?

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  11. What characteristics should a fuse wire have?

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  12. Define heat capacity of a substance.

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  13. What is the relationship between heat capacity and specific heat capac...

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  14. .Renewable sources of energy must be encouraged to meet growing demand...

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  15. A glass slab is placed over a piece of paper on which VIBGYOR is print...

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  16. What will be the colour of an object which appears green in white ligh...

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  17. A slab of ice at 0^@C is constantly heated till the steam is formed at...

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  18. Give 4 uses of isotopes.

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  19. Radiations given out from a source when subjected to an electric field...

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  20. Radiations given out from a source when subjected to an electric field...

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