What is the linear charge density together the arc

Assignment Help Physics
Reference no: EM1365198

Q. A potential difference of 91 mV exists between the inner and outer surfaces of a cell membrane. The inner surface is negative relative to the outer surface. How much work is required to eject a positive sodium ion (Na+) from the interior of the cell?

Q. A charge -342e is uniformly distributed along a circular arc of radius 4.10 cm, which subtends an angle of 68o. What is the linear charge density along the arc?

Reference no: EM1365198

Questions Cloud

Information about earning per share : For 2010, Skresso Co. reported $3.64 of earnings per share of common stock. During 20011 the firm had a 4% common stock dividend.
Presume you are a new division manager : Presume you are a new division manager within a family-owned organization where the CEO has been in place for years
What focal length does the lens require : What focal length does the lens need. Find out the electrostatic force exerted on one sphere by the other.
Elucidate what would there be any distinction : If this were he case would there be any automatic stabilizers in the government economy. Elucidate what would there be any distinction between the full-employment deficit and actual budget deficit.
What is the linear charge density together the arc : What is the linear charge density together the arc.
Define variable and fixed costs : Define variable and fixed costs. Comment on how these costs are used to estimate future requirements. Discuss how contribution margin is used by managers for decision making.
Define why it is necessary to have different strategic level : Explain why it is necessary to have different strategic levels of planning at the various levels within an organization.
Why does this happen that research the recent history : Why does this happen that Research the recent history of gasoline pricing in Texas, and attempt to relate any fluctuations you observe to documented supply and demand factors. Be sure to cite any references used.
Determine the effective percentage cost : Apex Supplies borrows £1 million at 12%, payable in one year. If Apex is needed to maintain a compensating balance of 20%,

Reviews

Write a Review

Physics Questions & Answers

  How far must the stone fall

A frictionless pulley has the shape of a uniform solid disk of mass 6 and radius 25 . A 1.90 stone is attached to a very light wire that is wrapped around the rim of the pulley.

  Find out the coefficient of static friction

An object of mass 555 grams sitting on a plane inclined at 35 degrees doesn't slide. Now the plane is lifted to the angle of 50 degrees and the object slides down plane knowing that the coefficient of kinetic friction is 0.44, find out the coefficien..

  Determine the average net force exerted

A motorcyclist is able to ride on the vertical wall of a bowl- shaped track . his weight is counteracted by the friction of the wall on the tires. what force increase or decrease if he rides faster.

  Determine the magnitude of the magnetic field

What is the speed of the projectile immediately before it hits the ground if air friction does one and a half times as much work on the projectile when it is going down as it did when it was going up.

  Find mu k between the box and the floor

An 85 kg spacewalking astronaut pushes off a 655 kg satellite, exerting a 115N force for the 0.600 s it takes him to straighten his arms.

  Find out the wavelengths of the light

A 16 cm x 16 cm square loop of wire lies in the xy-plane with its bottom edge on x-axis. The resistance of the loop is 0.490 ohms. A magnetic field parallel to the z-axis is given by B= 0.830 y^2 t, where B is in tesla, y in meters, and t in seconds...

  Which state is best illustrates kinetic friction

Which state is best illustrates kinetic friction

  What is its final temperature

A highway curve with a radius of 555 m is banked properly for the car travelling 150 km/h. If a 1650 kg Porshe 928 S rounds the curve at 220 km/h, how much sideways force must the tires exert against the road if the car does not skid.

  Compute the height from which the ball is thrown

A ball is tossed from an upper story window of a building. Compute the height from which the ball is thrown.

  Find initial position before momentarily coming to rest

For the Atwood's machine, suppose the masses have an initial speed of v = 0.22 m/s and that m2 is moving upward. How high does m2 rise above its initial position before momentarily coming to rest, given that m1 = 3.5 kg and m2 = 3.1 kg.

  What force is being exerted by wire

On an amusement park ride, passengers are seated in the horizontal circle of radius 6.5 m. The seats begin from rest and are uniformly accelerated for 24 seconds to a maximum rotational speed of 1.4 rad/s.

  What is emf in the secondary circuit

What is EMF in the secondary circuit

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