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What is battery cell class 12?
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What is the difference between primary and secondary battery Class 12?

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What is the difference between light waves and matter waves Class 12?
Answer : In Class 12 physics, you'll come across both **light waves** and **matter waves**. Here's a simple comparison to help you understand their differences: ### 1. **Nature** - **Light ... lasers, optics | Quantum mechanics, electron microscopes | I hope this clarifies the difference for you!...

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What is Young's single slit experiment Class 12 physics?

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What is the Seebeck effect Class 12?
Answer : The Seebeck effect is a phenomenon in physics where a temperature difference across two different conductors or semiconductors causes the generation of an electric voltage. It is named after ... effect is the generation of electricity due to a temperature difference between two different materials....

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What are the applications of eddy current class 12?

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What are eddy currents and its applications class 12 notes?
Answer : ### Eddy Currents: Class 12 Notes **Definition of Eddy Currents:** Eddy currents are loops of electric current induced within conductors when the conductor is exposed to a changing ... currents is essential for both their beneficial uses and mitigating their adverse effects in electrical systems....

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How can eddy current be minimised in transformer class 12?

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What are the two advantages of eddy current Class 12?
Answer : Eddy currents have two main advantages: 1. **Induction Heating**: Eddy currents can be used for heating purposes. When an alternating magnetic field is applied to a conductor, it generates ... how eddy currents can be useful in various practical applications, such as heating and braking systems....

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What are the two disadvantages of eddy current Class 12?
Answer : In Class 12, when studying **eddy currents**, two main disadvantages are typically highlighted: ### 1. **Energy Loss (Heat Generation)** Eddy currents can cause unwanted energy ... two disadvantages are why engineers work to minimize eddy current effects, especially in high-efficiency devices....

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What is hysteresis loss in transformer class 12 physics?
Answer : Hysteresis loss in a transformer occurs due to the repeated magnetization and demagnetization of the iron core when AC supply is given. As the magnetic field changes direction, the core material resists ... loss is a major factor affecting transformer efficiency, along with **eddy current loss**....

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What is the rule of thumb class 12?
Answer : In the context of Class 12, "Rule of Thumb" refers to a general principle or guideline that simplifies decision-making or problem-solving, often based on experience rather than precise measurement or detailed ... rule of thumb in a particular subject (like physics or math), feel free to clarify!...

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What is the right hand palm rule Class 12?
Answer : The **Right Hand Palm Rule** is a way to determine the direction of the force experienced by a current-carrying conductor placed in a magnetic field. This rule is mainly used to understand the ... and current. It's a quick way to visualize how current, magnetic fields, and forces interact!...

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What is the difference between current and emf Class 12?
Answer : In Class 12 physics, **current** and **electromotive force (emf)** are two important concepts related to electricity. Here's a simple explanation of the difference: ### 1. **Current (I):** - * ... battery to a conductor, **current** will flow through the circuit due to the energy the emf provides....

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What is the state of Lenz's law of electromagnetic induction Class 12?
Answer : Lenz's Law is a principle in electromagnetism that helps us understand how induced currents behave in a conductor when it experiences a change in magnetic flux. It is a crucial ... predict the direction of induced currents and ensures that energy is conserved in electromagnetic induction processes....

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What is Lenz's law class 12?
Answer : Lenz's Law is a fundamental concept in electromagnetism, especially when studying induced currents. It describes the direction of an induced current in a conductor when the magnetic field ... devices like electric motors, transformers, and generators, where changing magnetic fields induce currents....

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What chapter is Lenz's law in Class 12 physics?
Answer : In Class 12 Physics, **Lenz's Law** is typically covered in **Chapter 6** of the NCERT textbook, which is titled **"Electromagnetic Induction"**. This chapter deals with the ... helps to explain the direction of the induced current and is a crucial part of understanding electromagnetic induction....

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What are conservation laws in physics class 12?
Answer : In Class 12 Physics, **conservation laws** refer to the fundamental principles that describe how certain physical quantities remain unchanged in a closed system over time. These laws are essential ... the motion of objects, energy transfers, and the behavior of systems under various conditions....

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