Describe one material that is a good conductor in general
Q: Let's say you have a 20 cm long silicon wire, with a diameter of 4 cm. What current flows through…
A: Write the given values with suitable variables. L=20 cm=0.2 mr=4 cm2=0.02 mV=1000 Vρ=2300 Ω.m Here,…
Q: Calculate the average drift speed of electrons traveling through a copper wire with a cross-…
A: cross sectional area of wire,A = 90 mm2 = 9x10-5 m2current, I = 60 Aatomic mass of copper, M =…
Q: Good conductors have very high resistivity Select one: True False
A: Good conductors have less resistivity and insulators have have high resistivity.
Q: Use the worked example above to help you solve this problem. The amount of charge that passes…
A:
Q: At what temperature will silver have a resistivity that is two times the resistivity of iron at room…
A: The resistivity of silver is calculated as, Rt = R0[1+α(T-T0)] Here, Rt is the resistivity…
Q: An electron moving in a wire collide again and again with atoms and travel an average distance…
A: The mean free path is the mean/average distance traveled by the particle before colliding with the…
Q: creative way the effect of temperature increases on the resistance of a metallic conductor. Express…
A: Answer
Q: Identify the following An important class of materials whose resistivity suddenly goes to zero…
A: Consider a graph between electrical resistivity (ρ) vs temperature below.
Q: A conducting wire with a resistance of 20 Ω is melted and with that material another wire four times…
A: Given in question - Initial resistance(R) = 20 Ω New length (L') =…
Q: A certain conductor wire has a resistance of 25 Q at 25°C. If the resistance 6. increased to 96 Q at…
A:
Q: Which of the following assertions is NOT correcr? A The state of purity of a metal conductor…
A:
Q: 5 V These are materials whose electrical properties are in between the conductors and insulators *…
A: Semiconductors are the material that has electrical properties between Conducter and insulators for…
Q: Describe the general characteristic of a n-type and a p-type conductor?
A: General characteristic of a n-type and a p-type semiconductor:
Q: Calculate the average drift speed of electrons traveling through a copper wire with a cross-…
A:
Q: Four 6 AWG THW Cu conductors are installed in the same conduit to supply fastened-in-place…
A:
Q: Q4) Attempt to answer ONE branch only: a) If the electron concentration increase along the x-axis of…
A: We can use the formula, J=eDn(dn(x)/dx)
Q: When a potential difference causes a current to flow in a wire, the best description of the movement…
A: Required : When a potential difference causes a current to flow in a wire, the best description of…
Q: Assume that each atom of copper contributes one free electron. What is the average drift velocity of…
A:
Q: Explain the Resistivity and conductivity of a material?
A: Required : To explain resistivity and conductivity of a material.
Q: 3. Consider the following scenario: A civil engineering student measures the resistivity of…
A: The resistivity for a wire of length L, area of cross section A and resistance R is given by the…
Q: Choose the correct alternative:(a) Alloys of metals usually have (greater/less) resistivity than…
A:
Q: 1. The total charge entering a terminal is given by q = 2e cos (6xt), in µC. Determine the current…
A:
Q: Why are the conductors of electric heating devices, such as bread-toastersand electric irons, made…
A: In most of the electric heating devices like bread toasters, and electric irons, alloy is used as…
Q: A conductor differs from an insulator in that a conductor ... O ...does not have any neutrons to get…
A: To find : The main difference between conductor and insulator.
Q: At what temperature will aluminum have a resistivity that is three times the resistivity copper has…
A: Given data The copper is placed at room temperature ∆t = 20°C. The mathematical formulation for the…
Q: A 10-volt potential difference is applied across a 4-m copper wire. Determine the rate of conversion…
A: If there is one charge particle or a bunch of charge particles, they will create certain force on…
Q: Aluminum has 62% of copper conductivity but is just 30% the weight of copper. Show that this means…
A:
Q: Ohm's law states that the electric current flowing through a conducting wire, I is directly…
A: Ohms law is used in current electricity to find unknown resistance or current flowing through a…
Q: Match the following terms to the behavior of a conductor, semi conductor, or insulator. You will use…
A: We know that conductor = lots of conducting charge semi conductor = moderate conducting charge…
Q: Answer the following questions: (a) A steady current flows in a metallic conductor of non-uniform…
A: (a) When a steady current flows in a metallic conductor of non-uniform cross-section, the current…
Q: Describe an experiment to determine coefficient of thermal conductivity of a good conductor by…
A: Experimental setup is given below.
Q: A small but measurable current of 1.2 × 10-10 A exists in a copper wire whose diameter is 2.5 mm.…
A:
Q: occupied by an electron. B- There are 10¹ elrctrons per m³ which serves as carries in a material.…
A: Using Drude's classical model of electrical conductivity we can solve the problem as solved below
Q: discuss how current flows in n type and p type semi-conductors
A: In n type material many conduction band electrons are present. The electrons will move towards the…
Q: Calculate the drift velocity of electrons when a current of 1.5 A flows in a copper wire of…
A: Given data: Current (I) = 1.5 A Cross-sectional area (A) = 5.0 mm2 = 5.0×10-6 m2 Electron density…
Q: A current of 6 A flows through a conductor for 2 s. What amount of charge passes through the…
A: Given : Current (I) = 6 A Time (t) = 2 s
Q: How long does it take electrons to get from the car battery to the starting motor? Assume the…
A:
Q: Which of the following I-V graph represents ohmic conductors a.
A: for ohmic conductors, ohm's law will be valid. ohm's law states, V = IR V/I = R = constant
Q: A long cylindrical conductor is constructed whose coefficient of resistivity at a temperature of…
A: Given, , Resistivity, Temperature coefficient of resistance are .
Q: Explain how Resistance, Resistivity and conduction loss occur in a typical conductor?
A: FEEL FREE TO ASK FOR CLARIFICATIONS
Step by step
Solved in 2 steps
