Question: A cell membrane has a resistance and a capacitance andthus a characteristic time constant. What is the time constant of a 9.0-nm-thick membrane surroundinga 0.040-mm-diameter

A cell membrane has a resistance and a capacitance andthus a characteristic time constant.

What is the time constant of a 9.0-nm-thick membrane surroundinga 0.040-mm-diameter spherical cell? Assume the resistivity of thecell membrane as 3.6×107 ??m and the dielectric constant isapproximately 9.0.

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock

The time constant of a 90nmthick membrane surrounding a 0040mmdiameter spher... View full answer

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Students Have Also Explored These Related Physics Questions!

What is the equivalent capacitance of two capacitors with capacitances of 0.40F and 0.60F when they are connected (a) In series and (b) In parallel?

What is the equivalent capacitance of the three capacitors in Figure EX26.28? 20 F 13 F 30 F FIGURE EX26.28

What is the equivalent capacitance of the three capacitors in Figure EX26.27? 10 F 10 F 20 F FIGURE EX26.27

A cell membrane has a resistance and a capacitance and thus a characteristic time constant. What is the time constant of a 9.0-nm-thick membrane surrounding a 0.040-mm-diameter spherical cell?

If a cell's membrane thickness doubles but the cell stays the same size, how do the resistance and the capacitance of the cell membrane change? A. The resistance and the capacitance would increase....

Economics questions... . Suppose that a market is composed of two firms that simultaneously choose quantities. Firm 1 has 22 a cost function C1(q1) = q1^2. Firm 2 has a cost function C2(q2) =...

(6) A double-slit experiment is performed with light of wavelength 638.Onm. The bright interference fringes are spaced 2.09mm apart on the viewing screen. What will the fringe spacing be if the light...

example, when a ball is thrown into the air, it gains kinetic energy as it moves upward. As it reaches the top of its trajectory, this kinetic energy is converted into potential energy. When the ball...

omentum states that the total momentum of a closed system remains constant unless acted upon by an external force. This principle has wide-ranging applications, from the study of collisions to the...

Consider the continuous-time system depicted in Fig. 2. (a) Derive the impulse response h(t) of the system. (b) Apply the convolution integral to determine the output y(t) if x(t) = e-u(t). x(t) Fig....

Sandra Kapple asks Maria VanHusen about using futures contracts to protect the value of the Star Hospital Pension Plans bond portfolio if interest rates rise. VanHusen states: a. Selling a bond...

Use integration by parts to evaluate the integral: z l n ( z 2 5 ) d z =

Asystem containing three objects, which is initially at rest, accelerates by the application of a net force. Masses and time dependent position vectors of objects are given as; m1=1 kg, m2 = 3 kg, m3...

For the given below figure,can you calculate low frequency response, high frequency response, AC response and DC response with your parameters.Please,draw the response graph using low and high...

Q6. Followings are obtained from experiments. Using least square regression fit a function by considering these givens. (Determine the values of constants a of the equation in the form of S(x) = a, +...

Who might you consult with during the planning of activities for thisyouth empowerment program and why chclah006

A straight, stiff wire of length 1.00 m and mass 25 g is suspended in a magnetic field B = 0.75 T. The wire is connected to an emf. How much current must flow in the wire and in what direction so...

The output power of a laser pointer is about 1 mW. (a) What are the energy and momentum of one laser photon if the laser wavelength is 670 nm? (b) How many photons per second are emitted by the...

In Problem 8.41, we found that the force of the tibia (shinbone) on the ankle joint for a person (of weight 750 N) standing on the ball of one foot was 2800 N. The ankle joint therefore pushes upward...

To the nearest day, how long will it take a $20,000 investment to grow to $22,000 (including accrued interest) if it earns 7% compounded quarterly? Assume that a quarter year has 91 days.

The terms of payment on an invoice are 3/10, n/90. What are the simple and effective annualized rates of return earned by taking the cash discount on the last day of the discount period instead of...

Neils common stock portfolio increased in value over a two-month period from $78,900 to $84,300. What were the simple and effective annualized rates of total return over the period?