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Why is strobe used?
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What is a LED strobe light?
Answer : A **LED strobe light** is a type of light that flashes rapidly on and off, creating a strobe effect. It's made with **LED (Light Emitting Diode)** technology, which makes it ... of freezing fast-moving objects or highlighting specific moments in time, depending on how quickly the flashes occur....

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Why is optical fiber used?
Answer : Optical fiber is used because it has several advantages over traditional metal wires, especially for transmitting data over long distances. Here are the main reasons why optical fiber is ... choice for modern communication systems, including internet backbones, telephone lines, and data centers....

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Why is Hall sensor used?
Answer : A **Hall sensor** is used to detect magnetic fields and convert them into an electrical signal. It's based on the **Hall effect**, which occurs when a current flows through a ... and **current measurement** are important. They are reliable, contactless, and suitable for harsh environments....

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Why is a zener diode used in reverse bias?
Answer : A Zener diode is used in reverse bias because that's how it operates to regulate voltage. Normally, diodes allow current to flow in only one direction (forward bias), but a Zener diode is designed ... that's when it can regulate voltage or protect circuits by limiting the voltage to a safe level....

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Why is Zener diode used?
Answer : A Zener diode is used mainly for voltage regulation. It allows current to flow in the normal direction (like a regular diode) but, when the voltage in the reverse direction exceeds a certain value ( ... especially when the voltage could fluctuate or if there's a need for **over-voltage protection**....

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Why 4-wire RTD is used?
Answer : A **4-wire RTD** (Resistance Temperature Detector) is used to improve the accuracy of temperature measurements in comparison to 2-wire or 3-wire RTDs. Here's why it's preferred: 1. * ... when dealing with long cables or when minimizing errors due to the resistance of the wires is crucial....

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Why glass plate is used in Newton's ring experiment?

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