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What is the Ohm's law for Class 12?
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Under what conditions Ohm's law is not obeyed in a conductor Class 12?
Answer : Ohm's Law states that the current flowing through a conductor is directly proportional to the voltage across it, provided the temperature and physical conditions of the conductor remain constant. ... magnetic fields or extreme voltages) cause a non-linear relationship between voltage and current....

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Why is Ohm's law not a universal law class 12?
Answer : Ohm's Law is not considered a universal law because it only applies to certain types of materials and conditions. It states that the current through a conductor is directly proportional to the ... . It works within specific limits, and outside of those limits, other factors must be considered....

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What are the limitations of Ohm's law Class 12?
Answer : Ohm's Law is an essential principle in electrical engineering, but it has certain limitations. These limitations are crucial for students to understand, especially when dealing with real-world materials and ... . Do you have a specific case where you'd like to explore these limitations more?...

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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 is the law of EMF Class 12?
Answer : In Class 12, the law of EMF typically refers to **Faraday's Law of Electromagnetic Induction**. This law explains how an electromotive force (EMF) is induced in a conductor when it experiences a change in ... . Does that help clear things up? Let me know if you'd like more examples or details!...

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What is the Lenz's law and conservation of energy Class 12?
Answer : Lenz's Law is a fundamental principle in electromagnetism that describes the direction of an induced current in a conductor when it is exposed to a changing magnetic field. It is ... electromagnetic systems and ensures that the laws of physics, including energy conservation, are not violated....

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What is the law of conservation of energy Class 12?

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What is the Lenz's law Class 12?
Answer : Lenz's Law is a principle in electromagnetism that describes the direction of the induced current in a conductor when there is a change in the magnetic field around it. It states that: **"The ... the formula represents the opposition to the change in flux, which is the essence of Lenz's Law....

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What is the Lenz law and conservation of energy Class 12?

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What is Lenz's law class 12 shaalaa?
Answer : Lenz's Law is an important concept in **electromagnetic induction**, and it's part of the Class 12 Physics syllabus (like in Shaalaa and other educational platforms). Here's a simple explanation for ... --- Let me know if you want diagrams or animation links to understand it even better!...

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What is Brewster Law Class 12?
Answer : **Brewster's Law** is a principle in optics that describes the relationship between the angle of incidence and the angle at which light is fully polarized upon reflection. It is named after ... become polarized when reflected off certain surfaces, and it provides the angle at which this happens....

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What is Brewster Law class 12?
Answer : **Brewster's Law** states that when light is reflected from a surface, the angle of incidence at which the reflected light is completely polarized is called the **Brewster angle**. At this angle, the ... (1.5)\). This angle will give the value at which light is completely polarized upon reflection....

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What is Stokes law Class 12?
Answer : **Stokes' Law** is a physics law that explains the **force of friction** (also called **viscous drag**) acting on small spherical objects moving through a **fluid** (like air or water). ### ... and **blood flow analysis** --- Would you like an example with numbers to make it even clearer?...

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What is the Faraday law Class 12?
Answer : A **LED light engine** is essentially a complete unit that combines a **LED (Light Emitting Diode)** with the necessary components to power and control the LED, all in one ... range of applications, like streetlights, commercial lighting, automotive lights, and even some home lighting products....

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What is Coulomb's law class 12?
Answer : Coulomb's law is a fundamental principle in electrostatics that describes the force between two charged objects. It states that the force of attraction or repulsion between two point ... the basis for understanding electric fields, electric potential, and more advanced concepts in electromagnetism....

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