Home
Class 10
PHYSICS
A compass needle is placed near a cunent...

A compass needle is placed near a cunent-carrying wire. State your observation for the following cases, and give reason for the same in each case :

Text Solution

Verified by Experts

Deflection of compass needle increases. Magnetic field strength is directly proportional to the amount of current.
Promotional Banner

Topper's Solved these Questions

  • MAGNETIC EFFECTS OF ELECTRIC CURRENT

    OSWAAL PUBLICATION|Exercise TOPIC -1 (SHORT ANSWER TYPE QUESTIONS -II)|17 Videos

  • MAGNETIC EFFECTS OF ELECTRIC CURRENT

    OSWAAL PUBLICATION|Exercise TOPIC -1 (LONG ANSWER TYPE QUESTIONS)|22 Videos

  • MAGNETIC EFFECTS OF ELECTRIC CURRENT

    OSWAAL PUBLICATION|Exercise TOPIC -1 (VERY SHORT ANSWER TYPE QUESTIONS )|16 Videos

  • LIGHT-REFLECTION AND REFRACTION

    OSWAAL PUBLICATION|Exercise NCERT CORNER (TEXTBOOK EXERCISES)|15 Videos

  • SOURCES OF ENERGY

    OSWAAL PUBLICATION|Exercise NCERT CORNER (TEXTBOOK EXERCISES)|10 Videos

Similar Questions

Explore conceptually related problems

A magnetic compass shows a deflection when placed near a current-carrying wire. How does the deflection of the compass get affected, if the current in the wire is increased ? Support your answer with a reason.

Find the measure of angle ‘a’ in each figure. Give reason in each case .

State whether the following triangles are congruent or not? Give reasons for your answer.

State whether the following triangles are congruent or not? Give reasons for your answer.

What change is observed in the deflection of the compass needle placed at a point near a straight current-carrying conductor if the a] current through the conductor is increased ? b] direction of current in the conductor is reversed ? c] compass is moved away from the conductor ?

A lamp is connected in series with a capacitor. Predict your observations for dc and ac connections. What happens in each case if the capacitance of the capacitor is reduced?

OSWAAL PUBLICATION-MAGNETIC EFFECTS OF ELECTRIC CURRENT-TOPIC -1 (SHORT ANSWER TYPE QUESTIONS - I )
  1. Name and state the rule which determine the direction of magnetic fiel...

    Text Solution

    |

  2. State Right Hand Thumb Rule and also draw diagram.

    Text Solution

    |

  3. PQ is a current carrying conductor producing magnetic field around it....

    Text Solution

    |

  4. The given magnet is divided into three parts A, B andC Name the pa...

    Text Solution

    |

  5. When a current carrying conductor is kept in a magnetic field, it expe...

    Text Solution

    |

  6. Draw magnetic field lines produced around a current carrying straight ...

    Text Solution

    |

  7. Magnetic field lines are shown In the given diagram. A student makes a...

    Text Solution

    |

  8. A current carrying conductor produces a magnetic field around it. Is t...

    Text Solution

    |

  9. Two magnets are lying side by side as shown below. Draw magnetic field...

    Text Solution

    |

  10. What does the degree of closeness of magnetic field lines near the pol...

    Text Solution

    |

  11. PQ is a cwrent carrying conductor in the plane of the paper as shown i...

    Text Solution

    |

  12. In the experiment to show that a current carrying conductor when place...

    Text Solution

    |

  13. In the experiment to show that a current carrying conductor when place...

    Text Solution

    |

  14. A compass needle is placed near a cunent-carrying wire. State your obs...

    Text Solution

    |

  15. A compass needle is placed near a cunent-carrying wire. State your obs...

    Text Solution

    |

  16. (a) Write the special name given to the coil AB which has many circula...

    Text Solution

    |