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Can galvanometer measure both AC and DC?
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Why is a galvanometer not used to measure AC current?

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Can an ammeter measure ac?
Answer : Yes, an ammeter can measure AC (alternating current), but the type of ammeter used depends on the kind of current being measured. 1. **Moving Coil Ammeter**: This type of ammeter ... must be suitable for AC measurements. Moving iron and digital ammeters are commonly used for AC measurement....

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Does AC current flow in both directions?
Answer : Yes, AC (Alternating Current) does flow in both directions, but it doesn't stay in one direction. In AC, the direction of the current changes periodically-usually many times per second. In most ... yes, AC moves back and forth in both directions, and that's what makes it different from DC!...

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How does a bidirectional DC-DC converter achieve power flow in both directions?
Answer : A **bidirectional DC-DC converter** allows power to flow in both directions, meaning it can step up or step down voltage depending on the direction of energy flow. This is particularly ... control system is responsible for switching between these two modes based on the direction of energy transfer....

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How galvanometer is used to measure voltage?
Answer : A **galvanometer** is an instrument primarily used to detect and measure small amounts of current. However, it can also be used to measure voltage indirectly when connected in certain ways. Here's how it works: ... the voltage across it. You calculate the voltage using Ohm's Law: **V = I R**....

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You may have noticed there are fuse and circuit breakers. What is the difference between the both?

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Which meter has a greater sensitivity and why? Meter A having a range of 0-10 V and a multiplier resistance of 18 kΩ and meter B with a range of 0-300 V and multiplier resistance of 298 kΩ? Both meter movements have a resistance of 2 kΩ.

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State Demorgan’s theorems and prove both theorems using a truth table.

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Can digital multimeter measure power?
Answer : A digital multimeter (DMM) typically cannot directly measure power. However, it can be used to measure certain quantities that you can use to calculate power, such as: 1. **Voltage (V)** - Using ... use a **power meter** or a **wattmeter**, which are specifically designed for that purpose....

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How can I measure electricity?
Answer : Measuring electricity involves using specific instruments to determine different aspects of electrical energy. Here are the most common ways to measure electricity: ### 1. **Voltage (Potential ... . With these tools, you can accurately measure different aspects of electricity in circuits....

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Why we can’t store AC in Batteries instead of DC.or Can we store AC in batteries instead of DC?

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How can you start-up the 40w tube lite with 230v AC/DC without using any choke/Coil?
Answer : To start up a 40W tube light (fluorescent lamp) with 230V AC/DC without using a choke/coil, you can use an electronic ballast. Here's how you can approach it: ### 1. **Electronic ... for that specific voltage and wattage, and this will ensure proper startup and stable operation of the tube light....

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Can we store AC in batteries instead of DC?
Answer : No, we cannot directly store alternating current (AC) in batteries. Batteries are designed to store and release energy in the form of direct current (DC). Here's why: 1. **Nature of AC and DC**: - ... . When you need to use it, you can convert it back to AC using an **inverter** if necessary....

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Can AC damage DC?
Answer : No, alternating current (AC) itself does not directly damage direct current (DC) systems. However, there are a few factors to consider depending on the scenario: 1. **AC in a DC Circuit** ... cause serious damage. Always ensure your systems are using the correct type of current they are rated for!...

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Can I charge a DC battery with AC?
Answer : Yes, you can charge a DC battery using AC, but you need a device called a **rectifier**. Here's how it works: 1. **AC to DC Conversion**: AC (Alternating Current) flows in a back-and- ... AC power can't charge a DC battery directly, the use of a rectifier and a charger circuit makes it possible....

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Can capacitor convert AC to DC?
Answer : A capacitor on its own can't directly convert AC (Alternating Current) to DC (Direct Current), but it can be used as part of the process to **filter** or smooth out the AC signal, which is ... doesn't *directly* convert AC to DC, it plays an essential role in shaping the output after rectification!...

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Can MOSFET convert DC to AC?
Answer : A **MOSFET** (Metal-Oxide-Semiconductor Field-Effect Transistor) itself cannot directly convert **DC** (Direct Current) to **AC** (Alternating Current). However, it plays a key role in circuits designed to ... MOSFET itself doesn't "convert" DC to AC, it is a crucial component in circuits that do....

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