Which of the following materials has magnetic properties? A Ceramics b. Ferrite c. Silver d. Copper E Polyethylene F. Lead

Q: Explain the difference between direct current and alternating current.

A: Direct current and alternating current.

Q: 4. Consider a wire created by joining two different materials to- gether. Io 1 2 Current flows…

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Q: A metal casing provides protection from outside electrical activity a.true b.false

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Q: An electron and a

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Q: 15 F 8.2pF 22 F

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Q: determine if is an ohms material or non-ohms

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Q: 54.Materials whose electrical properties are in between the conductors and insulators.

A: We know that conductor have huge number of free electron.these free electron helps to flow current…

Q: Q6) The electron of the Hydrogen atom moves from a certain level to the first level with a frequency…

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Q: Define LED(light emitting diode).

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Q: Graphite is a good conductor of electricity. A) TRUE B) FALSE

A: Given:-               Graphite is a good conductor.

Q: 1 - Which of the following must occur before we can talk about a current? A) (-) loads should move…

A: 4 scenarios are given and we are expected to tell which one of the scenario causes current flow.

Q: Which statement best describes why some materials are not magnetic?   Magnetic materials have many…

A: The magnetic field is produced by the orbital as well as spin motion of electrons. However, in a…

Q: A = 2 X 1025, B = 4.5 X 10-10, C = 3 X 10-6.

A: A=2×1025 B=4.5×10-10C=3×10-6…

Q: Calculate the density of [1 1 0] of W(Tungsten)

A: Given plane [110] We have to find Calculate the density of [1 1 0] of W(Tungsten)

Q: Some tools contain permanent magnets. What two types of materials could these tools pick up? O A.…

A: Which doesn't loose their magnetism and retains it for long time.

Q: 5.A lab has a new material they must test in order to determine its nature. Which test will…

A: "Since you have asked multiple questions, as per instructions to us, we will solve the first…

Q: The inner most layer of an optical fiber is called Select one: O a. coating b. core c. cladding d.…

A: Optical fiber consists of three layer basically core , Cladding and outer coating. Inner layer is…

Q: Explain how eddy currents are created in metals

A: (i) . When bulk pieces of conductors are subjected to changing magnetic flux, induced currents are…

Q: Mass Data and Calculations Table M1 (g) M2 (g) M3 (g) M4 (g) M(g) M(kg) 12 12.112.2 12 Aluminum 63.8…

A: In this question we have to find the mean of different quantities given in the question. Please give…

Q: describe and draw a picture of elecstratic conduction

A: Electrostatic conduction is the process of charging a neutral object by keeping a charged object in…

Q: 6. Alternating current is the flow of electric charge in a single direction. 7. The SI unit for…

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Q: A superconducting "bullet" train is researched and tested on a track. The steepest section of the…

A: Rise of track (y)=2420 m Horizontal distance (x)=6050 m

Q: Some tools contain permanent magnets. What two types of materials could these tools pick up? A.…

A: The permanent magnets is a magnetized material that has its own magnetic field. Any metallic object…

Q: Explain the difference between a conductor, an insulator, and a semiconductor. Give an example of…

A: The materials which allow electricity to pass through them very easily are generally called…

Q: Explain what an insulator is?

A: A material which does not allow the passage of heat,light, electricity, sound through it is called…

Q: The outer most layer of an optical fiber is called Select one: a. strengthening fiber b. core c.…

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Q: 1. A device that produces electricity by transforming chemical energy into electrical energy is…

A: (c) Battery It's the correct option. In battery some chemical reaction ( redox reactions) happens…

Q: ONE physics equation explained cell phone communication.

A: Cellphones emit electromagnetic radiation and contain compact antenas.

Q: A. from paper to glass B. from rubber to silk  C. from silicon to copper  D. from nylon to steel

A: Given : Tend to lose electrons of a body is large means it can easily give electrons to other body .…

Q: olve for KCL, KVL, I1, I2, I3, V2, V4, V6, V8, P2, P4, P6, and P8.

A: Using KVL we can find the the values of current  I1=0.942 A I2=0.410 A I3=-0.00983 A We know voltage…

Q: Explain in not more or less than 5 sentences. 1. What happens if there is potential difference…

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Q: Copper is an “conductor.” What does this tell you about copper?

A: Copper is a good conductor. It is clear when we look at its atomic structure. The nucleus of copper…

Q: Some tools contain permanent magnets. What two types of materials could these tools pick up? A.…

A: A. Materials that contain other magnets

Q: Which of the following are types of step-index single-mode fiber? (Choose 2) matched clad graded…

A: We have to find two types of step-index single-mode fiber from the given options. In single mode…

Q: QI/ A/Give three reasons why Ge and Si have received the most attention in production of…

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Q: The magnetic field produced by a solenoid coil of 1,103 turns of superconducting wire in a magnetic…

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Q: In an optical fiber, ___________ behave as rare medium. Select one: a. cable jacket b. cladding c.…

A: Optical fiber works on the principle of total internal reflection.

Q: 6.) Why are metals typically good electrical conductors? a. Metals have excellent insulator…

A: Metals are typically good electrical conductors because they have electrons that can flow easily…

Q: 12. Give two examples of electrical devices that are based on transistors.

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Q: In which one of the following material , the electric charges move freely? a. Ebonite b. Silicon…

A: Generally valance electrons participate in conducting electricity. These electrons are also called…

Q: Materials that usually are good conductors of electricity? A) Aluminium B) Lead C) Nickel D) Wood

A: Introduction: A material is said to be a good conductor if it conducts electricity with a minimum…

Q: 44.) Which type of battery would you normally not buy for your car?

A: a) A dry cell battery is a battery which contains electrolyte that causes chemical reaction to…

Q: What basic principles should be observed to stay safe when dealing with electricity or working with…

A: The principles to stay safe when working with electrical equipment are: Test instruments before you…

Q: 4. A conductor is? a. material that current can pass through c. material that current cannot pass…

A: Introduction: A conductor is a material that allows the flowing of charge from one end to another…