1. (c) increases heavily. At the time of short circuiting the live wire and the neutral wire come into direct contact. As a result, the current in the circuit abruptly increases. Hence, the option (c) is correct. For more answers visit to website: https://www.tiwariacademy.com/ncert-solutions/class-10/Read more

    (c) increases heavily.
    At the time of short circuiting the live wire and the neutral wire come into direct contact. As a result, the current in the circuit abruptly increases.
    Hence, the option (c) is correct.

    For more answers visit to website:
    https://www.tiwariacademy.com/ncert-solutions/class-10/science/chapter-13/

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  2. (d) AC generator has slip rings while the DC generator has a commutator For more answers visit to website: https://www.tiwariacademy.com/ncert-solutions/class-10/science/chapter-13/

    (d) AC generator has slip rings while the DC generator has a commutator

    For more answers visit to website:
    https://www.tiwariacademy.com/ncert-solutions/class-10/science/chapter-13/

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  3. (a) generator. An A.C. generator is the device used for producing an electric current. Hence, the option (a) is correct. For more answers visit to website: https://www.tiwariacademy.com/ncert-solutions/class-10/science/chapter-13/

    (a) generator.
    An A.C. generator is the device used for producing an electric current.
    Hence, the option (a) is correct.

    For more answers visit to website:
    https://www.tiwariacademy.com/ncert-solutions/class-10/science/chapter-13/

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  4. (c) producing induced current in a coil due to relative motion between a magnet and the coil. In electromagnetic induction phenomenon an induced current begins to flow in a coil whenever there is change in magnetic field in and around a coil. Hence, the option (c) is correct. For more answers visitRead more

    (c) producing induced current in a coil due to relative motion between a magnet and the coil.
    In electromagnetic induction phenomenon an induced current begins to flow in a coil whenever there is change in magnetic field in and around a coil.
    Hence, the option (c) is correct.

    For more answers visit to website:
    https://www.tiwariacademy.com/ncert-solutions/class-10/science/chapter-13/

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  5. (d) The field consists of concentric circles centred on the wire. On applying right-hand thumb rule, we find the direction of magnetic field. The field is in the form of concentric circles centred on the wire carrying current. Hence, the option (d) is correct. For more answers visit to website: httpRead more

    (d) The field consists of concentric circles centred on the wire.
    On applying right-hand thumb rule, we find the direction of magnetic field. The field is in the form of concentric circles centred on the wire carrying current.
    Hence, the option (d) is correct.

    For more answers visit to website:
    https://www.tiwariacademy.com/ncert-solutions/class-10/science/chapter-13/

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