If R Ro[1+ a(T-To)], find: = (a) the temperature coefficient of resistivity, a, in terms of R, Ro, T, and To. (b) the temperature coefficient of resistivity for a resistor with resistances of 8.2 2 at 33°C and 9.35 at 70°C.

If R Ro[1+ a(T-To)], find: = (a) the temperature coefficient of resistivity, a, in terms of R, Ro, T, and To. (b) the temperature coefficient of resistivity for a resistor with resistances of 8.2 2 at 33°C and 9.35 at 70°C.

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter9: Current And Resistance

Section: Chapter Questions

Problem 46P: An electronic device designed to operate at any temperature in the range from 10.0C to 55.0C...

See similar textbooks

Related questions

Q: ideal Suppo se 1 mole of some monoatomic gas goes through an ent irreversible adiabatic tream…

Q: You have a 1300 W toaster. How much electrical energy in Joules is needed to make a slice of toast?…

A: The objective of the question is to calculate the electrical energy consumed by a toaster in Joules…

Q: 3) A block of mass m hangs vertically at rest from a light cord of length 1. A bullet of mass with…

Q: What is the equivalent resistance of the combination shown? Use node reduction

Q: The figure shows a long straight wire near a rectangular current loop. What is the direction and…

A: Write the expression for the magnetic force.Here, I is the length, and B is the magnetic field.

Q: The image shows an arrangement where three charges are positioned at the vertices of an equilateral…

Q: While a roofer is working on a roof that slants at 41.0° above the horizontal, he accidentally…

Q: A piece of 12-gauge copper wire has a length of 22.25 m. Using the included image as reference,…

A: The objective of this question is to calculate the resistance of a 12-gauge copper wire of length…

Q: Isn't the area under the curve determined by 1/2(40)(7.5) since the area under the curve is only…

Q: The figure below shows a person in a canoe on a lake. The person's mass is 83 kg, and the canoe's is…

Q: A block of mass m is dropped onto a relaxed vertical spring with spring constant k (see the figure).…

Q: A duck accumulates a positive charge of 3.0 × 10-8 C while flying north at speed 18 m/s. Earth's…

Q: 1. Fire hoses used in major structure fires have inside diameters of 6.4 cm. Suppose such a hose…

A: a) 12.4m/sb) 56.6m/sc)0Explanation:Step 1: Step 2: Step 3: Step 4:

Q: Using the data table in the image attached please calculate Analysis error & theoretical Please…

Q: A person has a far-point of 30 m and a near-point of 43 cm. Assume a distance of 2.5 cm between the…

Q: In a softball game, a 0.2kg ball crosses the plate at 10 m/s at an angle of 45° on its way down. The…

Q: Please don't provide handwritten solution ...

A: Part a: t = 0.119 sec Part b: v = 336.13 m/sec Thank you Let me know if you have any doubts…

Q: Find the angular velocity and va of the 0.8 m long skateboard just as wheel B starts up the 15°…

Q: A stone with a mass of 2.20 kg is moving with velocity (5.401 – 2.40ĵ) m/s. (HINT: v² = ✓ · .v.) (a)…

A: The objective of the question is to find the kinetic energy of the stone at a given velocity and the…

Q: m 4: compare the kin energy kg oving at hat of a 75 kg astronaut in orbit moving at 27,500 km/h.…

A: mass of truck = Mt = 20,000 kgspeed of truck = Vt = 100 km/h = mass of astronaut = Ma = 75 kgspeed…

Q: 3. Sarah walked 5.0 km [E], then another 4.0 km [W 60° N]. Determine her total displacement.

A: The objective of this question is to calculate the total displacement of Sarah's walk. Displacement…

Q: a. Calculate the wavelength of light, in nanometers, emitted when a hydrogen atom relaxes from n = 7…

Q: What is the charge of the capacitor stored in a 2 μF capacitor when it is connected to a 6.0 V…

Q: . Given a series circuit containing two resistances connected to a 60Hz AC power supply of 118V. If…

A: Frequency (f) = 60 HzVoltage supply (V) = 118 V

Q: Number Units Number i Units Number Units Number Units (c) x

Q: Instructions • Use your electric symbol guide. • Draw a circuit for each of the following scenarios.…

Q: Suppose you went to Walmart or a grocery store with the intention of building a capacitor out of…

Q: A solenoid is wound with 2000 turns per meter. When the current is 5.7 A, what is the magnetic field…

Q: The mass of a particular eagle is twice that of a hunted pigeon. Suppose the pigeon is flying north…

Q: An iron (density ρ) rod with length L, cross sectional area A, spans across two parallel, metal…

Q: A 69.0-kg athlete leaps straight up into the air from a trampoline with an initial speed of 8.9 m/s.…

A: The objective of the question is to find the kinetic energy of the athlete at the maximum height she…

Q: A 250-N child is in a swing that is attached to a pair of ropes 1.80 m long. Find the gravitational…

Q: Find an expression for the temperature T2, at which the resistance of a particular wire will be…

Q: An iceboat is at rest on a frictionless frozen lake when a sudden wind exerts a constant force of…

A: Given: Force acting on the boat, F = 200 N towards east distance , d = 9.3 m at an angle 26 degree…

Q: Imagine building a circuit using a perfect conductor (a device with zero resistance) in place of the…

A: a. Yes, the plot of the data would be a straight line.b. The slope of that line would be zero since…

Q: A 2.0-cmcm-diameter spider is 2.4 mm from a wall. Determine the focal length f of a lens that will…

Q: 9₁ = 4 x 10-6 C, q2 = -6 x 10-6 C, and q3 = +9 x 10-6 C are on the corners of a right triangle, as…

Q: Problem 2: A block attached to a spring with unknown spring constant oscillates with a period of 3.3…

Q: For a certain harmonic oscillator of effective mass 2.88 x 10-25kg, the difference in adjacent…

A: Given:Effective mass = 2.88 × 10−25energy level = 3.17 zJfind out force constant

Q: A o B www 150 Ω 200 Ω 400 Ω W 200 Ω M

Q: The work function for a Palladium metal plate on a PCB board of a detector is 5.22 eV. A. Compute…

Q: Chapter 25: Problem 10: An electromagnetic wave with frequency f = 7 × 10¹⁵ Hz is first transmitting…

A: a.λ=fc b. λ=4.29x10−8m c. λw=fηwc d. λw=3.30x10−8mExplanation:Please see the attached image for…

Q: A Ride Inside a Tractor Tire. You and your friends plan to roll down a hill on the inside of…

Q: Calculate the angular momentum of the sun's spin angular momentum (assuming the sun is a uniform…

Q: A snowboarder with a mass of 58.3kg riding on flat ground is slowing down with an acceleration of…

Q: A person gets out of a sauna with a skin surface temperature of 45°C and has a surface area of…

Q: What is the total pressure at the level of the diver if he is 1 m beneath the surface? Assume…

Q: projectile is launched into the air with an initial velocity of v = 500 at an angle of 0 = 30°. When…

Q: Which of the following statements about transmission lines are true? Select one or more: a. The…

A: a) IncorrectReason: A lossless transmission line ideally has zero resistance (R) but no inductance…

Q: body to form images. a) To see why an MRI utilizes iron to increase the magnetic field created by a…

Question

If R=Ro[1+ a(T - To)], find:
(a) the temperature coefficient of resistivity, a, in terms of R, Ro, T, and To.
(b) the temperature coefficient of resistivity for a resistor with resistances of 8.2 at 33°C and 9.35
at 70°C.

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1: Determine the given variables

VIEW

Step 2: Determine the expression of temperature coefficient of resistivity

VIEW

Step 3: Calculate value of temperature coefficient of resistivitl

VIEW

Solution

VIEW

Step by step

Solved in 4 steps with 4 images

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, physics and related others by exploring similar questions and additional content below.

Similar questions

Resistivity in metals increases with temperature according to the equation: ρ(T) = ρ0[1 + α(T - T0)] where α is the temperature coeficcient of restivity, and ρ0 is the restivity at the reference temperature T0. For a particular wire, the temperature coeficcient of restivity is α = 3.83 X 10-3 °C-1, and the restivity is ρ0 = 7.71 X 10-7 Ωm at the reference temperature T0 = 297°C. Find an expression for the temperature T2, at which the resistance of a particular wire will be twice as high as it is at the reference temperature T0. (Both temperatures are in degrees Celsius) Use this expression to find the temperature in degrees Celsius for T2. If the wire has a length of 1.00m and it has a circular cross section with a radius of 1.00cm, what is the resistance in ohms, at a temperature which is twice the reference temperature, T = 2T0 ?
The electrical resistance in ohms of a certain thermometer varies with temperature according to the approximate law :R = Ro [1 + α (T – To )]The resistance is 101.6 Ω at the triple-point of water 273.16 K, and 165.5 Ω at the normal melting point of lead (600.5 K). What is the temperature when the resistance is 123.4 Ω?
(1) THE FOLLOWING QUESTIONS ARE BASED ON THE INFORMATION GIVEN HERE. A rod of semiconducting material of length L the x-axis between a = 7 m and cross-sectional area A = 2.5 mm2 lies along L. The material obeys Ohm's law, and its resistivity varies along the %3D 0 and z = (1) rod according top= Po where po = 2.5 x 10N. m. The end of the rod at a = 0 is at a L2 %3D potential Vo = 40 V greater than the end at z = L. A) What is the total resistance, in units of 2, of the rod? Answer: B) What is the current, in units of miliamperes, in the rod? Answer: C) What is the electric potential, in units of Volt, in the rod at z = L/2? Answer:
asap
During an experiment to verify Ohm's law, the voltage supplied and the current through a circuit are measured. [Voltage is measured in Volt (V) and current in Ampere (A)]. V www R A Battery The measured value of the current is I = 2.8 ± 0.1 A and that of the voltage is V = 18 ± 0.4 V. The resistance of the circuit %3D %3D (in Q) can be calculated using the formula, R =V/I, Calculate the, a) Resistance (in Q) = b) Fractional uncertainty in the resistance = c) Absolute uncertainty (in 2) in the resistance=
of 20.0°C and satisfies the equation p = Po[1 + a(T - T)], where po is the resistivity of = 20.0°C. Suppose the coefficients were given the symbol B and were based on a T, of 0°C, so that they satisfied the equation p = Po*[1+ B(T - 0°C)], The temperature coefficient of resistivity a is based on a reference temperature the material at To where is the resistivity of the material at 0°C. Obtain the value for the coefficient a from this table and then determine the value of the coefficient B for silver. Po (°C)-1 Need Help? Read It
The current I is measured through a sample of an ohmic material as a voltage V is applied. (a) What is the current when the voltage is doubled to 2V (assume the change in temperature of the material is negligible)? (b) What is the voltage applied is the current measured is 0.2I (assume the change in temperature of the material is negligible)? What will happen to the current if the material if the voltage remains constant, but the temperature of the material increases significantly?
Cheap resistors are fabricated by depositing a thinlayer of carbon onto a nonconducting cylindrical substrate. If such a cylinder has radius a and length d, determine the thickness of the film required for a resistance R ifa = 1 mm R = 33 kσ = 1ρ = 2.9 MS/md = 9 mmNeglect the end surfaces of the cylinder and assumethat the thickness is much smaller than the radius.
Qʻ: Calculate the drift velocity and mean free path of copper when it carries a steady current of 10 amperes and whose radius is 0.08 cm. Assume that the mean thermal velocity 1.6 x 10° m/s and the resistivity of copper 2 x 10° m
Silicon is a semiconducting metal with a resistivity of 640 Ω · m. (a) Determine the current per unit area through a 5.02 V silicon junction with a length of 1.64 mm. (Enter your answer in A/m2.) (b) Find the current (in A) through the junction if its cross-sectional area is 3.00 ✕ 10−5 m2.
If R is the total resistance of three resistors, connected in parallel, with resistances R,, R,, R3, then 1 1 + + R2 1 R R, R3 If the resistances are measured in ohms as R, = 64 N, R, = 20 N, and R, = 8 N, with a possible error of 0.5% in each case, estimate the maximum error in the calculated value of R. (Round your answer to three decimal places.)
(A) If the resistor color code has measured values between 7.79 2 and 8.61Q, what is its nominal value and tolerance? And then record resistor color code bands. (B) Using CDR to determine i-line and all i-branches for the circuit in Fig. below: 120 V 6Ω 1Ω 2Ω