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What is Brewster's law in physics?
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What is Snell's law Brewster's angle?
Answer : Snell's law describes how light bends (refracts) when it passes from one medium to another, like from air to water or from air to glass. It's based on the idea that light travels at different ... media. - **Brewster's Angle** is the angle where light reflected from a surface is completely polarized....

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What is the Young's law in physics?
Answer : Young's Law, also known as **Young's Modulus**, is a fundamental concept in physics that describes the relationship between stress and strain in a material when it is stretched or compressed. ### ... helps us understand how much a material will stretch or compress when a force is applied to it....

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What is the Lenz's law in a level physics?
Answer : Lenz's Law is a fundamental principle in physics that deals with the direction of an induced current when a magnetic field changes around a conductor. It states: **"The direction of the ... that energy is conserved and that the induced currents never increase the overall energy of the system....

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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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Is light incident at Brewster's angle?
Answer : Yes, light is incident at Brewster's angle when it strikes a surface, and this angle is special because it results in perfectly polarized light when reflected. **Brewster's angle** is the ... often seen in photography and optics when glare needs to be reduced, such as through polarized filters....

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What is the Brewster's angle for glass?
Answer : The Brewster's angle, also known as the polarization angle, is the angle at which light with a particular polarization is perfectly transmitted through a transparent dielectric material, like glass, with no reflection ... circ \] So, the Brewster's angle for glass is approximately **56.3 degrees**....

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What is tunnel diode in physics?
Answer : A **tunnel diode** is a special type of diode that has a very thin **depletion region** (the area in the diode where current normally doesn't flow). This unique feature allows the diode to ... a type of diode that can take advantage of quantum mechanics to behave in ways that regular diodes cannot!...

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What is frequency in physics?
Answer : In physics, **frequency** refers to the number of times a repeating event occurs in a given amount of time. It's usually used to describe wave-like phenomena, such as sound waves, light waves, ... per second, while low-frequency waves, like sound in the bass range, have fewer cycles per second....

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What is the name of chapter 13 in class 12th physics?
Answer : In the Class 12 Physics curriculum (based on the NCERT textbook), **Chapter 13** is titled **"Nuclei."** This chapter focuses on topics like nuclear properties, radioactivity, nuclear reactions, and the ... of atomic nuclei. Let me know if you need a breakdown of the chapter or its topics!...

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What is discrete in physics?
Answer : In physics, **discrete** refers to something that is made up of separate, distinct parts or units, rather than being continuous. For example, imagine a set of individual marbles - each marble is ... is **discrete** in physics, we mean it's countable and made up of distinct, separate units....

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What is Z symbol in physics?
Answer : In physics, the symbol **Z** typically represents the **atomic number** of an element. The atomic number is the number of protons found in the nucleus of an atom of a given element, and it determines the ... a system. So, the meaning of Z in physics depends on the context in which it's being used....

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What is f in physics?
Answer : In physics, the letter **"f"** typically stands for **force** or **frequency**, depending on the context. Here's what each means: 1. **Force (f)**: In mechanics, **force** refers ... the context to figure out if it's referring to **force** or **frequency** (or sometimes other variables)....

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What is omega in physics?
Answer : In physics, **omega (ω)** is a symbol commonly used to represent **angular frequency**. It describes how fast something is rotating or oscillating in a circular motion or wave. Here's what ... in a full circle. In short, omega is all about how fast something oscillates or rotates in physics!...

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What is induction in physics?
Answer : Induction in physics refers to the process of generating an electric current or voltage in a conductor by changing the magnetic field around it. There are two main types of induction: **electromagnetic induction ... direct contact. Does that make sense? Let me know if you'd like more details!...

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What is the SI unit of galvanometer in physics?
Answer : The SI unit of a **galvanometer** is **ampere (A)**. However, it's important to note that a galvanometer itself is an instrument used to measure small electric currents. It doesn't ... sense, a galvanometer is typically used to measure currents in the microampere (µA) or milliampere (mA) range....

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How does a charge-sensitive detector work in particle physics?

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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 finger rule in physics?
Answer : The **finger rule** in physics is often used to determine the direction of vectors in problems involving **magnetic fields**, **current**, or **angular motion**. It's a handy way ... . These rules help simplify and visualize complex concepts in physics, making them easier to understand and apply....

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What is the difference between static and dynamic system in physics?

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