Pure aluminum has a resistivity of 2.82μΩ ·cm. Based on its resistivity, should aluminum be classified as an insulator, semiconductor, or conductor?

Q: What would be the radius of a gold wire 235 meters in length, and has the resistance of 0.32k Ohms?

A: We know that resistance of a material is R=ζlA Area of circle is πr^2

Q: 15. Materials with lots of free electrons are called c. semiconductors a. conductors b. insulators…

A: “Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: 4.) Determine the conductance at 20°C of an aluminum bus bar 0.3 in.

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Q: 31 Which of the following conductors have a high resistance? a.  Gold b. Air c. Platinum d. Silicon

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Q: 2. An incandescent light bulb uses a cold filament of tungsten that is 580 mm. long with a diameter…

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Q: Identify the statement from the following why silver allows electric current. O a. It has low…

A: In this answer let us try to understand the reasons which makes the silver to.allow the electric…

Q: Determine the thermal coefficient of resistance of copper at 50°C, then use this value to determine…

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Q: Determine the conductance at 20°C of an Aluminum bar 0.5 inch thick, 3.5 inches wide and 10ft. long.…

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Q: نقطة وا- -lg äböj If the flow of electric charge is equal to (0.02 C) passes through a conductor…

A: We know that electric current = charge/time Current (i) = q/t i = 0.02C/1ms i = 0.002×1000 i = 20A

Q: A tungsten wire has 25 ohms of resistance at 20 degrees Celsius. Calculate its resistance at 100…

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Q: A certain batch of copper wire was found to have a conductivity of 98% at 20°C. What is its…

A: Given: The conductivity of copper wire at 20°C is 98%.

Q: Which element allows the electric current to flow in it?   a. Platinum b. Ceramic c. Mica d.…

A: The conductors allow current to pass through it and insulators block the flow of current.

Q: A wire passes a charge of 15.0 C. How many electrons pass through the wire?

A: Given 15C charge flows through the wire We know that charge of electron e=1.602×10-19 Coulumb…

Q: O A certain batch of copper wire was found to have a conductivity of 98% at 20°C. What is its…

A: From the question, it is given that:  Conductivity σ=98%Temperature T=20°CWe know that the…

Q: Considering that the resistivity of gold (Au) at room temperature is equal to 24.4 x 10-9 Ω.m and…

A: Considering that the resistivity of gold (Au) at room temperature is equal to ρ0 = 24.4 x 10-9 Ω.m…

Q: Give brief properties of High resistivity conducting material. (1) Carbon (2) Tungsten (3)…

A: As name it self indicates, the conducting material which have high resistivity are known as high…

Q: Calculate the conductivity of intrinsic Si at 27oC and write your answer in 1/(Ω.m).

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Q: Problem 13. Some copper wire has a resistance of 2002 at 20°C. A current is passed through the wire…

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Q: 6.24x1019 electrons pass through a copper wire with a cross section area at 500ms. What is the…

A: Given :  6.24 × 1019 electrons pass through a copper wire in 500 ms . To find the current flowing…

Q: Compare the following kinds of materials: conductor, Insulator and semi conductor in terms of a) the…

A: To Compare the following kinds of materials: conductor, Insulator and semi conductor on the basis of…

Q: If the resistance of a copper wire is 50 N at 20°C, what is its resis- tance at 100°C (boiling point…

A: Given: For a copper wire, The resistance at temperature T1=20°C is R1=50 Ω Temperature at which…

Q: 3.2 What explains why insulators have different electrical properties from metals?   Band gap…

A: Given:  Brief description: From the above given question it is very clear that we need to know the…

Q: 3. The length of a Germanium material is 10 cm and its area is 5 cm2. Check in slide 30 the…

A: Resistance:  In the resistance, the power dissipation occurs in the form of heat. Its unit is Ohm.

Q: What is the resistance of a platinum resistor at 480 degrees C, if its resistance at 16 degrees C is…

A: Given  Resistance at 16 degrees=110 ohms  Coefficient =0.00385  We need to find the resistance at…

Q: The resistivity of a copper rod 50 ft. long and 0.25 inch in diameter is 1.76 microhm-cm at 20°

A: In this question we will find resistance of copper rod...

Q: Copper has a conductivity of 6.45 x10' 1/ohm.m at 0°C. If an copper alloy is made containing 1.12%…

A: ρpure=1conductivity of coper         =16.45×107ρpure=1.55×10-8ohm.m

Q: The conductivity of a material with currer density 1 unit and electric field 200 µV is Select one:…

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Q: Determine the thermal coefficient of resistance of copper at 50°C, then use this value to determine…

A: Given:- T1=50oCT2=170oCR1=50 Ωαo=0.004264/CoThen αT1=?and R2=?

Q: Calculate the resistance of an Aluminum wire at 20°C in ohm-circular mils per foot if its…

A: The power system has to transmit power from the generation side to the load side. For this purpose,…

Q: Calculate its resistance at 20°C

A: Given, A copper conductor of circular cross section has, diameter (d) =5 mm and length of the…

Q: In an n-type semiconductor material, the net flow of charge will be the flow of Blank 1. Blank 1 Add…

A: 1) n-type semiconductor material  2) if more impurities are added in the semiconductors, then their…

Q: An n-type piece of silicon experiences an electric field equal to 0.2 V/um. Calculate the velocity…

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Q: what do you call the substance or material that impeDes the free flow of electrons from atom to atom…

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Q: Order the following four classes of materials from highest resistance to the flow of electric…

A: Insulators have very high resistance so very less amount of current flow through them…

Q: Which material is always conductive?   Metal semiconductor Insulator

A: Semi-Conductor:- The materials whose conductivity lies between the conductivity of Metals and…

Q: Calculate the resistance of 915 metres length of a wire having a uniform cross-sectional area of…

A: We know resistance formula .

Q: A barium titanate crystal has a thickness of 2 mm. Its voltage sensitivity is 12*10-3  Vm/N. It is…

A: Given: Crystal Thickness, t= 2 mm Voltage sensitivity, g=12×10-3 Vm/N Subjected Pressure,  P= 0.5…

Q: An incandescent light bulb uses a cold filament of tungsten that is 580 mm. long with a diameter of…

A: In this question,  Resistance at To = 20° is 10 ohm Find the temperature if coefficient = 0.0045…

Q: 10) If we increase the temperature of the semiconductor beyond Ok, then how many particles will be…

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Q: What is the resistivity of platinum if a cube of 1 cm along each edge has a resistance of 10 micro…

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Q: A piece of silver wire has a resistance of 1 ohm. Determine the resistance of a lead wire one-third…

A: In this question we will find resistance of lead wire while resistance of silver is given...

Q: Example 1.7: A specimen of copper has a resistivity (p) and a temperature coefficient of 1.6x10-6…

A:

Q: A certain batch of copper wire was found to have a conductivity of 98% at 20°C. What is its…

A:

Q: 3. Suppose that these atomic configurations belong to Al at 30 °C, Select the correct answer about…

A: Electrical Resistivity of crystal lattice structures with defects

Q: Which of the following conductors have a high resistance?     Select one: a. Silicon b. Platinum…

A: Answer:D - Air

Q: A very poor conductor of electricity is termed as :Select one Conductor O Collector O Semiconductor…

A: The material which not allows any amount of current to pass through it is commonly known as…

Q: How many electrons are needed to create a total charge of -2 C?

A: Electrons are negatively charged particle and charge of a single electron is equal to

Type of Magnetic Material

Every material has a unique composition that defines its magnetic behavior. Some materials get attracted towards a magnet and are called magnetic materials. Based on the magnetic properties held by each material, they are classified into different types.