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Which metal has the lowest resistivity class 10?
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Which metal has highest resistivity class 10?
Answer : The metal with the highest resistivity is **Tungsten (W)**. Resistivity is a measure of how much a material resists the flow of electric current. Among all metals, tungsten has the highest ... (like in incandescent bulbs). To summarize: - **Tungsten** has the highest resistivity among metals....

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Which alloy has the lowest resistivity?
Answer : The alloy with the lowest resistivity is **copper**. While copper itself is not an alloy, it's often used in alloys such as **copper-silver** or **copper-tin**. Among all ... still lower than many other alloys. Copper is commonly used in electrical wiring because of this excellent conductivity....

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Which has higher resistivity and alloy or a pure metal?

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Which metal has zero resistance?
Answer : The metal that has zero resistance is **superconducting materials**. When certain metals and materials are cooled down to extremely low temperatures, they can exhibit **zero electrical resistance**. This ... , electrical current can flow without any resistance, which means no energy is lost as heat....

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What is the resistivity class 10 formula?
Answer : The formula for resistivity (\( \rho \)) in class 10 is: \[ R = \rho \times \frac{L}{A} \] Where: - \( R \) is the resistance of the material (in ohms, \( \Omega \)) - ... For example, copper has a low resistivity, so it's a good conductor, while rubber has a high resistivity and is an insulator....

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What is resistivity class 10 NCERT?
Answer : Resistivity is a property of materials that defines how strongly they resist the flow of electric current. It is an important concept in understanding electrical circuits. In the **Class 10 ... It depends on the material and temperature and is an important factor when designing electrical circuits....

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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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Which material has zero resistivity?
Answer : The material that has zero resistivity is called a **superconductor**. Superconductors are special materials that, when cooled below a certain temperature (called the **critical temperature**), lose ... applications, such as in powerful magnets (e.g., MRI machines) and in particle accelerators....

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Which has more resistivity gold or silver?
Answer : Silver has lower resistivity than gold. This means that silver is a better conductor of electricity compared to gold. In fact, silver is the best conductor of electricity among all metals. Here' ... , silver has less resistivity and allows electric current to flow through it more easily than gold....

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What is the Q (Quality factor) of a series circuit that resonates at 10 kHz, has equal reactance of 5 kilo-ohms each, and a resistor value of 50 ohms?

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Which logic family is lowest?
Answer : When you refer to the "lowest" logic family, it could be interpreted in different ways. Here are a few possibilities: 1. **Power Consumption**: If you're asking which logic family has ... low voltage levels, especially in modern designs. Would you like more clarification on any of these aspects?...

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Which is an active metal?
Answer : An active metal is a metal that readily reacts with other substances, such as oxygen, water, or acids. These metals tend to lose electrons easily, which makes them highly reactive. Examples of ... likely to be found in compounds rather than in their pure metallic form due to their reactivity....

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Which metal is best for eddy current?
Answer : When it comes to eddy currents, the "best" metal is usually one that has a combination of high electrical conductivity and high magnetic permeability but also a certain level of resistance. ... ) can also be used effectively for specific applications, where magnetic permeability is the main factor....

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Which metal expands more in a bimetallic strip?
Answer : In a bimetallic strip, two metals are bonded together, and when the strip is heated, one metal expands more than the other, causing the strip to bend. The metal that expands more in a ... *metals like aluminum and brass** tend to have higher thermal expansion than metals like steel or iron....

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Which metal is used in lead-acid battery?
Answer : In a lead-acid battery, the metal used is **lead**. The battery consists of two main electrodes: 1. **Lead dioxide (PbO₂)** as the positive plate. 2. **Spongy lead (Pb)** ... , lead dioxide, and the sulfuric acid create electrical energy, which powers devices like vehicles and backup power systems....

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What is Fleming's left and right hand rule Class 10?
Answer : Fleming's Left Hand Rule and Right Hand Rule are two important principles in physics that help us understand the relationship between magnetic fields, electric currents, and forces. These rules are ... These rules make it easier to understand how motors and generators function in a magnetic field....

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What is Fleming's left-hand rule Class 10 Ncert?
Answer : Fleming's Left-Hand Rule is a simple way to remember the direction of force in an electric motor when a current-carrying conductor is placed in a magnetic field. It is specifically used to ... how electric motors work, where current in a coil interacts with the magnetic field to create motion....

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What is Fleming's right-hand rule class 10?
Answer : Fleming's right-hand rule is a simple way to remember how to determine the direction of the force acting on a conductor in a magnetic field, which is used in motors and generators. ... field, and current are related in electromagnetic induction, which is key in understanding how generators work....

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What is fleming right hand rule class 10 brainly?
Answer : Fleming's Right-Hand Rule is a simple way to determine the direction of the induced current when a conductor (like a wire) moves through a magnetic field. It is particularly ... rule is typically applied to motors and generators in physics, especially when dealing with electromagnetic induction....

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What is midpoint formula class 10?
Answer : The midpoint formula is used to find the exact middle point between two given points in a coordinate plane. It is helpful in geometry and coordinate geometry to determine the center point of a line segment. The formula for the midpoint \( M \) ... \( A(1, 2) \) and \( B(3, 4) \) is \( M(2, 3) \)....

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What is the SI unit of energy class 10?
Answer : The SI unit of energy is the **Joule (J)**. It is named after James Prescott Joule, who studied the relationship between heat and mechanical work. One Joule is defined as the amount of ... unit is used to measure all forms of energy, including mechanical, electrical, thermal, and chemical energy....

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How does resistance depend on temperature class 10?

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