Home
Class 10
CHEMISTRY
State reasons for the following: Elect...

State reasons for the following:
Electric wires are covered with rubber like material.

Text Solution

Verified by Experts

It is because rubber is an sulator and does not allow current ot flow through it.
Promotional Banner

Topper's Solved these Questions

  • METALS AND NON-METALS

    CPC CAMBRIDGE PUBLICATION|Exercise UNIT TEST|8 Videos

  • METALS AND NON-METALS

    CPC CAMBRIDGE PUBLICATION|Exercise ADDITIONAL QUESTIONS ( CHOOSE THE CORRECT ANSWER )|10 Videos

  • MARCH - 2019 QUESTION PAPER - 10

    CPC CAMBRIDGE PUBLICATION|Exercise QUESTIONS|40 Videos

  • MOST LIKELY QUESTION PAPER - 9

    CPC CAMBRIDGE PUBLICATION|Exercise QUESTIONS|37 Videos

Similar Questions

Explore conceptually related problems

Aluminium or copper wires required for electric circuits are coated with a rubber like material. Why?

Account for the following: (i) Electrical wire are coated with plastic. (ii) Carbon is not used for reducing aluminium from aliminium oxide.

State reason for the following CO is stronger complexing reagent than NH_3 .

A parallel plate capacitor is chared to a potential difference .V. by a d.c. source. The capacitor is then disconnected from the source. If the distance between the plates is doubled, state with reason how the following will change: electric field between the plates

State the property utilized in the following : (i) Graphite is making electrodes (ii) Electrical wire are coated with polyvinyl chloride (PVC) or rubber like materials. (iii) Metal alloys are used in making bells and strings of musical instruments.

Give reasons for the following : (i) School bells are made up of metals. (ii) Electrical wires are made up of copper.

Give reason for the following : Why are copper and aluminium wires used as connecting wires ?

CPC CAMBRIDGE PUBLICATION-METALS AND NON-METALS-ADDITIONAL QUESTIONS ( Answer the following)
  1. a. Write electron dot diagram for chlorine (At No. 17) and Calcium (At...

    Text Solution

    |

  2. Identify the nature of above compound and explain three physical prope...

    Text Solution

    |

  3. Give reasons for the following : (i) School bells are made up of met...

    Text Solution

    |

  4. Give reasons for the following : (i) School bells are made up of met...

    Text Solution

    |

  5. What asre amphoteric oxides? Choose the amphoteric oxide from among th...

    Text Solution

    |

  6. Differentiate between roasting and calcination. Explain the two with...

    Text Solution

    |

  7. Name two metals than can be used to reduce metal oxides of metals.

    Text Solution

    |

  8. State reasons for the following: Electric wires are covered with rub...

    Text Solution

    |

  9. Which of the following metals cannot liberate hydrogen from dilute ...

    Text Solution

    |

  10. State reasons for the following: Sulphide ore of a metal is first co...

    Text Solution

    |

  11. Write any four physical properties of metals.

    Text Solution

    |

  12. Give examples of the least reactive metals.

    Text Solution

    |

  13. Sodium and chlorine are poisonous substances but sodium chloride is ed...

    Text Solution

    |

  14. Write balanced equations for the reactions of : (i) Aluminium when h...

    Text Solution

    |

  15. Write balanced chemical equation for the reaction of: a. Al when hea...

    Text Solution

    |

  16. Write balanced equations for the reactions of : (i) Aluminium when h...

    Text Solution

    |

  17. (i) Explain the formation of ionic compound CaO with electron dot stru...

    Text Solution

    |

  18. Name the constitutent metals of bronze.

    Text Solution

    |

  19. a. Give two methods to prevent the rusting of iron b. Name the ores ...

    Text Solution

    |

  20. You are provided with magnesium ribbon and sulphur powder. Explain wit...

    Text Solution

    |