Home
Class 10
PHYSICS
Name the substances used to make a condu...

Name the substances used to make a conducting wire, resistive wire and resistor.

Text Solution

Verified by Experts

A conducting wire is made from metals like copper or aluminium
A resistive wire is made from alloys like Nichrome.
Carbon resistors are made from the proper mixture of graphite and resin (polymer) e.g., sealing-wax, cotton, etc.
Promotional Banner

Topper's Solved these Questions

  • ELECTRICITY

    KUMAR PRAKASHAN|Exercise QUESTIONS AND ANSWERS (INTEXT QUESTIONS)|25 Videos
  • ELECTRICITY

    KUMAR PRAKASHAN|Exercise QUESTIONS AND ANSWERS (TEXTBOOK ILLUSTRATIONS)|14 Videos
  • MAGNETIC EFFECTS OF ELECTRIC CURRENT

    KUMAR PRAKASHAN|Exercise VALUE BASED QUESTIONS WITH ANSWERS|15 Videos

Similar Questions

Explore conceptually related problems

Self inductance of straight conducting wire is ______

Fuse wire is a wire of :

Nichrome wire is used to make resistors.

Classify a solid substance based on electrical conductivity and resistivity.

A potentiometer wire has length 4 m and resistance 8 Omega . The resistance that must be connected in series with the wire and an accumulator of e.m.f. 2V, so as to get a potential gradient 1 mV per cm on the wire is :

Which material is used to prepare wire bound resistor ?

Heat produced in a current carrying conducting wire depends on current I, resistance R of the wire and time t for which current is passed. Using these facts, obtain the formula for heat energy

In the circuit shown if a conducting wire is connected between points A and B, the current in this wire will :-

KUMAR PRAKASHAN-ELECTRICITY-PRACTICAL SKILL BASED QUESTION WITH ANSWERS
  1. Name the substances used to make a conducting wire, resistive wire and...

    Text Solution

    |

  2. The scales of an ammeter and a voltmeter are shown below: What is...

    Text Solution

    |

  3. The scales of an ammeter and a voltmeter are shown below: Find th...

    Text Solution

    |

  4. See the figure given below and find the readings of ideal ammeter and ...

    Text Solution

    |

  5. In a given ammeter, a student observes that the needle indicates 17 di...

    Text Solution

    |

  6. Four resistors, each of 10 Omega are connected to form a square as sho...

    Text Solution

    |

  7. In the circuit shown in figure given below and find the current record...

    Text Solution

    |

  8. Read the following information: ( 1 ) The resistivity of copper is l...

    Text Solution

    |

  9. Read the following information: ( 1 ) The resistivity of copper is l...

    Text Solution

    |

  10. Read the following information: ( 1 ) The resistivity of copper is l...

    Text Solution

    |

  11. n resistors, each of resistance R are first connected in series and th...

    Text Solution

    |

  12. Find out the readings of ammeter and voltmeter in the circuit given be...

    Text Solution

    |

  13. In the given circuit diagram, calculate: the value of current t...

    Text Solution

    |

  14. In the given circuit diagram, calculate: the total current in t...

    Text Solution

    |

  15. In the given circuit diagram, calculate: the total effective re...

    Text Solution

    |

  16. Show four different ways in which three resistors of .r. ohm, each may...

    Text Solution

    |

  17. Find the current drawn from the battery by the network of four resisto...

    Text Solution

    |

  18. Find the equivalent resistance across the ends A and B of this circuit...

    Text Solution

    |

  19. Five resistors areconnected in a circuit as shown. Find the ammeter re...

    Text Solution

    |

  20. Draw a diagram of an electric circuit containing a cell, a key, an amm...

    Text Solution

    |

  21. A current of 1A flows in a series circuit containing an electric lamp ...

    Text Solution

    |