Home
Class 10
PHYSICS
(a) What is an electric current? What ma...

(a) What is an electric current? What makes an electric current flow in a wire?
(b) Define the unit of electric current (or Define ampere).

Promotional Banner

Topper's Solved these Questions

  • ELECTRICITY

    LAKHMIR SINGH & MANJIT KAUR|Exercise Very Short Answer Type Questions|1 Videos

  • ELECTRICITY

    LAKHMIR SINGH & MANJIT KAUR|Exercise Short Answer Type Questions|2 Videos

  • ELECTRICITY

    LAKHMIR SINGH & MANJIT KAUR|Exercise Sample Problem|1 Videos

  • MAGNETIC EFFECT OF ELECTRIC CURRENT

    LAKHMIR SINGH & MANJIT KAUR|Exercise NCERT BOOK|2 Videos

Similar Questions

Explore conceptually related problems

What is meant by electric current?

The SI unit of electric current is

Write the SI unit of electric current.

LAKHMIR SINGH & MANJIT KAUR-ELECTRICITY -Exercise
  1. Fill in the following blanks with suitable words: (a) A current is a...

    Text Solution

    |

  2. (a) Name a device which helps to maintain potential difference across ...

    Text Solution

    |

  3. (a) What is an electric current? What makes an electric current flow i...

    Text Solution

    |

  4. What is an ammeter? How is it connected in a circuit? Draw a diagram t...

    Text Solution

    |

  5. (a) Write down the formula which relates electric charge, time and ele...

    Text Solution

    |

  6. आदर्श अमीटर का प्रतिरोध क्या होना चाहिए ?

    Text Solution

    |

  7. Draw circuit symbols for (a) fixed resistance (b) variable resistance ...

    Text Solution

    |

  8. What is a circuit diagram? Draw the labelled diagram of an electric ci...

    Text Solution

    |

  9. If the charge on an electron is 1.6 xx 10^(-19) coulombs, how many ele...

    Text Solution

    |

  10. The p.d. across a lamp is 12 V. How many joules of electrical energy a...

    Text Solution

    |

  11. In 20s, a charge of 25 C leaves a battery, and 200J of energy are deli...

    Text Solution

    |

  12. (a) Define electric current. What is the SI unit of electric current. ...

    Text Solution

    |

  13. The outer name of potential difference is:

    Text Solution

    |

  14. Which statement/statement is/are correct? 1. An ammeter is connected...

    Text Solution

    |

  15. Which unit could be used to measure current?

    Text Solution

    |

  16. If the current through a flood lamp is 5A, what charge passes in 10 se...

    Text Solution

    |

  17. If the amount of electric charge passing through a conductor in 10 min...

    Text Solution

    |

  18. A student made an electric circuit shown here to measure the current t...

    Text Solution

    |

  19. Draw a circuit diagram to show how 3 bulbs can be lit from a battery s...

    Text Solution

    |

  20. An electric heater is connected to the 230V mains supply. A current of...

    Text Solution

    |