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What is the firing angle?
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Give the concept of firing angle and conduction angle with a neat waveform.
Answer : Sure! Let's break down the concepts of **firing angle** and **conduction angle** in the context of power electronics, particularly focusing on **thyristors** like **SCRs (Silicon-Controlled Rectifiers)**. ### ... . Does that make sense? If you'd like more details or an example, just let me know!...

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What is the critical angle in optical fiber?
Answer : The critical angle in optical fiber refers to the minimum angle of incidence at which light can travel through the core of the fiber and be totally internally reflected. When light hits the ... reflection and stay within the core, which is key to efficient signal transmission in optical fibers....

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A wedge-shaped thin glass plate of refractive index 1.52 is used to observe fringes of equal thickness. The fringe spacing is 1 mm and the wavelength of light used is 5893 Å. Calculate the angle of the wedge.

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How does the angle of emission affect LED applications?

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What is the significance of the critical angle in transmission?

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How does a phase angle difference protection scheme detect out-of-step conditions?

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What is polarising angle class 12?
Answer : The **polarizing angle** is the angle at which light, when incident on a reflective surface, gets completely polarized upon reflection. This angle is also known as the **Brewster's angle**, after the scientist who ... . - It also plays a role in **optical devices**, **lasers**, and **photography**....

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What is the Brewster angle and derive an expression for it?

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What is Brewster angle independent of?
Answer : The Brewster angle is independent of the **angle of incidence** or the **direction of light**. It only depends on the **refractive indices** of the two media involved - typically, the ... of the two media, not by the specific properties of the light itself (like wavelength or polarization)....

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What is the difference between Brewster angle and critical angle?

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Write the expression of phase angle in terms of the reading of the 2 wattmeters in the two wattmeter method.

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Explain various cases of phase angle for 2 wattmeter method.

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