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  1. Companion planting is a natural method of pest control where certain plants are grown together to benefit one another. For instance, marigolds repel nematodes, while basil helps deter harmful insects near crops like tomatoes. This practice not only minimizes pest damage but also enhances biodiversitRead more

    Companion planting is a natural method of pest control where certain plants are grown together to benefit one another. For instance, marigolds repel nematodes, while basil helps deter harmful insects near crops like tomatoes. This practice not only minimizes pest damage but also enhances biodiversity, creating a healthier and more balanced ecosystem. By strategically selecting companion plants, gardeners can reduce reliance on chemical pesticides while promoting sustainable and eco-friendly gardening practices.

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  2. In a nuclear reaction, mass can be converted into energy through the mass-energy equivalence principle, described by Einstein's equation E = mc² . While protons and neutrons are conserved, the total mass of the resulting particles can be slightly less than the initial mass. This "missing" mass is coRead more

    In a nuclear reaction, mass can be converted into energy through the mass-energy equivalence principle, described by Einstein’s equation
    E = mc²
    . While protons and neutrons are conserved, the total mass of the resulting particles can be slightly less than the initial mass. This “missing” mass is converted into energy. For example, in nuclear fusion, the mass of fused hydrogen atoms is slightly less than the combined mass of the individual atoms, and the difference is released as energy.

    For more visit here:
    https://www.tiwariacademy.com/ncert-solutions/class-12/physics/chapter-14/

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  3. The p-n junction diode offers very high resistance in reverse biasing, where the applied voltage increases the width of the depletion region, preventing the flow of majority charge carriers across the junction. For more visit here: https://www.tiwariacademy.com/ncert-solutions/class-12/physics/chaptRead more

    The p-n junction diode offers very high resistance in reverse biasing, where the applied voltage increases the width of the depletion region, preventing the flow of majority charge carriers across the junction.

    For more visit here:
    https://www.tiwariacademy.com/ncert-solutions/class-12/physics/chapter-14/

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  4. To determine if diode D is forward or reverse biased, check the voltage across it: Forward biased: Positive terminal of the battery connected to p-side. Reverse biased: Positive terminal connected to n-side. For more visit here: https://www.tiwariacademy.com/ncert-solutions/class-12/physics/chapter-Read more

    To determine if diode D is forward or reverse biased, check the voltage across it:
    Forward biased: Positive terminal of the battery connected to p-side.
    Reverse biased: Positive terminal connected to n-side.

    For more visit here:
    https://www.tiwariacademy.com/ncert-solutions/class-12/physics/chapter-14/

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  5. Leafy greens like lettuce and spinach are harvested using the cut-and-come-again method. Outer leaves are carefully cut, leaving the inner ones to continue growing. This approach allows the plant to regenerate and provide multiple harvests, ensuring a sustainable yield. It also reduces waste, as onlRead more

    Leafy greens like lettuce and spinach are harvested using the cut-and-come-again method. Outer leaves are carefully cut, leaving the inner ones to continue growing. This approach allows the plant to regenerate and provide multiple harvests, ensuring a sustainable yield. It also reduces waste, as only the needed leaves are harvested, maintaining the plant’s health and productivity.

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