What is the resistance of the platinum wire

Assignment Help Physics
Reference no: EM13544668

Two wires are identical, except that one is silver (resistivity = 1.59×10-8 W·m) and the other is platinum (resistivity = 1.06×10-7 W·m). The silver wire has resistance of 1.56 mW. What is the resistance of the platinum wire?

Reference no: EM13544668

Questions Cloud

Two blocks are attached by a light string : Two blocks are attached by a light string with one resting on a rough table and the other hanging over the edge via a frictionless pulley. If the blocks are initially at rest, the tension force is equal to the hanging weight.
Magnitude of the electric field inside this metal filament : The tungsten filament in the 36 ohm bulb is 8 mm long and has a cross-sectional area of 2e-10 m^2. What is the magnitude of the electric field inside this metal filament?
What is the maximum stretch during the motion : A horizontal spring-mass system has low friction, spring stiffness 200 N/m, and mass 0.4 kg. The system is released with an initial compression of the spring of 11 cm and an initial speed of the mass of 3 m/s.
What is the magnitude of the larger of the two resistances : When a 32.0-V emf device is placed across two resistors in series, a current of 11.0 A is flowing in each of the resistors. When the same emf device is placed across the same two resistors in parallel, the current through the emf device is 56.0 A. Wh..
What is the resistance of the platinum wire : Two wires are identical, except that one is silver (resistivity = 1.59×10-8 W·m) and the other is platinum (resistivity = 1.06×10-7 W·m). The silver wire has resistance of 1.56 mW. What is the resistance of the platinum wire?
What is the minimum pulling force that the clown must exert : The drawing shows a circus clown who weighs 725 N. The coefficient of static friction between the clown's feet and the ground is 0.51. He pulls vertically downward on a rope that passes around three pulleys and is tied around his feet. What is the mi..
A baseball is thrown with an inital velocity : A baseball is thrown with an inital velocity of 20 m/s along the horizontal axis and 15 m/s along the vertixal axis. The ball soon reaches the highest point, what is the speed at that point? (ignore air friction) I know the answer is 20 m/s, just nee..
How elastic was the collision : Bob (m = 60kg) is wearing a sticky suit. Just as he reaches his desired speed of 6m/s, he reaches the edge of ice (assume the ice is frictionless) and collides with a large crate (m = 250kg). Bob and the crate stick together and slide along level gro..
Calculate the bulk modulus of the liquid : In a liquid with a density of 1500 kg/m^3 , longitudinal waves with a frequency of 420 hz are found to have a wavelength of 8.50m . Calculate the bulk modulus of the liquid. 2) A metal bar with a length of 1.60 m has a density of 6200 kg/m^3. Long..

Reviews

Write a Review

Physics Questions & Answers

  With what speed does the mass exit the rough region

A spring (k=100N/m) is squished x=.40 m with a mass m=1 kg held against it. With what speed v does the mass exit the rough region

  The average intensity of the signal from the transmitter

A transmitter is operating at 4.00 kW of power. what is the average intensity of the signal 8.00 km from the transmitter

  Determine the density of such a star

Neutron stars consist only of neutrons and have unbelievably high densities. Find the density of such a star

  What is the engines thermal energy

A heat engine does 180J of work per cycle while exhausting 440J of waste heat. What is the engine's thermal energy

  Determine the focal length of the convex mirror

A candle is placed 13.38 cm in front of a convex mirror. When the convex mirror is replaced with a plane mirror, Find the focal length of the convex mirror

  Calculate the vertical component of the baseballs velocity

An airplane needs to reach a velocity of 402km/h to take off. On a 2000 m runway, what is the minimum acceleration necessary for the plane to take flight.

  What is the poynting vector at the point p at that instant

At a certain point P and at a given instant, the elctric field of the wave is give by E = (0.082 V/m)j. What is the Poynting vector at the point P at that instant

  What is the frequency of the waves

You and your surfing buddy are waiting to catch a wave a few hundred meters off the beach. The waves are conveniently sinusoidal, What is the frequency of the waves, Find the speed of the waves

  How much energy would be stored in the charged batteries

An electric car is being designed to have an average power output of 4,900 W for 2 h before needing to be recharged, How much energy would be stored in the charged batteries

  What minimum coefficient of friction between a riders

In a popular amusement park ride, a rotating cylinder of radius 4.00 m is set in rotation at an angular velocity of 6.00 rad/s. The floor then drops away, leaving the riders suspended against the wall in a vertical position.

  What are the period of the motion

A loudspeaker of mass 24.0 {rm kg} is suspended a distance of h = 1.40 {rm m} below the ceiling by two cables that make equal angles with the ceiling. Each cable has a length of l = 3.70 {rm m}.

  Determine the final temperature of the bat

An aluminum baseball bat has a length of 0.81 m at a temperature of 20°C. When the temperature of the bat is raised, the bat lengthens by 0.00016 m. Determine the final temperature of the bat.

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd