A molecule of DNA (deoxyribonucleic acid) is 2.08 um long. The ends of the molecule become singly ionized: negative on one end, positive on the other. The helical molecule acts like a spring and compresses 0.81% upon becoming charged. Determine the effective spring constant of the molecule. N/m

A molecule of DNA (deoxyribonucleic acid) is 2.08 um long. The ends of the molecule become singly ionized: negative on one end, positive on the other. The helical molecule acts like a spring and compresses 0.81% upon becoming charged. Determine the effective spring constant of the molecule. N/m

Principles of Physics: A Calculus-Based Text

5th Edition

ISBN:9781133104261

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter20: Electric Potential And Capacitance

Section: Chapter Questions

Problem 35P

See similar textbooks

Related questions

Q: Question 5 Water flows through a pipe system with a velocity of 25 m/s. The initial radius of the pi...

Q: going down with a constant speed 3ms-1. If the lift is 9m, what does the scale read during this peri...

Q: The maximum distance between Jupiter and Earth is about 968 million km. How long will a photon of l...

Q: A. Use the illustration below and calculator to fill the data below. = 90 E e () e (rad) O (# lines ...

A: (θ) ° (θ) rad ΦE 0 0 EA 60 π/3 EA/2 90 π/2 0

Q: I. A 10.0 kg mass is acted on by the two forces: F = (3.0N)i + (2.0N)j and F, = (10.0N)i +(-7.0N)j a...

Q: Difference between statistically and dynamically induced emf. (In tabular form)

Q: Discuss the reason that the term centripetal is used and why it is accurate to say that an object is...

A: Say an object is moving with a constant speed v around a circle of radius r. We say that this object...

Q: nging down with a constant speed 3ms-'. If the lift is A 50 kg böy tha a onstant deceleration

A: Given data as per questionMass of boy ,m=50 kgInitial speed ,u=3 m/sDistance covered ,d=9 m

Q: A water pipe having a 2.96 cm inside diameter carries water into the basement of a house at a speed ...

A: Given : Diameter of water pipe = 2.96cm Radius of water pipe (r1) = (2.96/2) cm =0.0148 m Speed of w...

Q: Question 3 Calculate the % submerged of an object, if the density of the object is 2200 kg/m3 and it...

A: Given , Density of object is 2200kg/m3 Density of fluid is 1500kg/m3

Q: An electrical circuit contains a capacitor of Z picofarads and a resistor of X ohms. If the capacito...

A: Capacitance (C)= Z pF= Z × 10-¹² F Resistance (R)= X ohms Let after t time the capacitor transfers i...

Q: small car with mass of 0.800 kg travels at a constant speed a the inside of a track that is a vertic...

A: When object moves in circular motion it requires centripetal force which is provided by already exis...

Q: A tank of volume 0-2 m3 contains helium gas at a temp. of 300 K and pressure 10 N/m2. Find the amoun...

Q: The magnetic field at the center of a 1.3-cm-diameter loop is 2.1 mT a.What is the current in the l...

A: Given that, Diameter(D)= 1.3 cm So, radius (r)= D/2= 1.3/2= 6.5× 10-³ m Magnetic field at the centr...

Q: You are given a mass and a spring, setup either in a vertical configuration or horizontally. When we...

Q: A solenoid of length 2.50 cm and radius 0.750 cm has 33 turns. If the wire of the solenoid has 1.25 ...

Q: When two objects collide and one of them is originally at rest, it is possible that both objects wil...

A: When two objects collide and one of them is originally at rest, that means other object is moving, I...

Q: Light in air is incident on a transparent glass slab. The angle of incidence is 34.3°. The slab is t...

A: When light incident from medium 1 (refractive index n1) to the interface of medium 1 and medium 2 at...

Q: In order to maximize power, most broadcast antenna have a length that is 1/4 of the wavelength of th...

A: The most efficient to the broad cast electromagnetic wave is L...

Q: A 2 ohm heater takes 5 amperes while submerged in 1400 grams of water contained in a vessel with a w...

Q: In a photoelectric effect experiment, light was shone on a metal surface and the data below were rec...

Q: At the instant the traffic light turns green, a car that has been waiting at an intersection starts ...

A: Given, Acceleration=2.80m/s² Speed=20m/s

Q: 0.04 cm liquid column balances the excess pressure inside a soap bubble of radius 6 mm. Evaluate der...

Q: Find the components for the 361 lb. force as shown below: 44B lbs GOolbs 12 3 361 1as

Q: The acceleration of gravity at the surface of mars is 3.7 m/s^2. A stone is thrown upward and reache...

A: Given data: Acceleration of gravity, g = -3.7 m/s2 Height, h = 15m Solution: Write the equation of...

Q: A solid cylinder (radius = 17.0 cm, height = 14.0 cm) has a mass of 10.80 kg. This cylinder is float...

A: Given : Mass of solid cylinder (M) = 10.8 kg Radius of solid cylinder (r) = 17 cm = 0.17 m Height of...

Q: A rock with a mass of 3.80 kg is moving with velocity (5.80î – 2.00j) m/s. (HINT: v? = v- v.) (a) Wh...

A: Change in Kinetic energy is equal to net work done. Also to calculate kinetic energy, we need only m...

Q: 1.81 • Vector Ả has magnitude 12.0 m, and vector B has mag- nitude 12.0 m. The scalar product Ả • B ...

Q: Ura Sound imaging Ultrasound Wave to trans ducer emits 2.5 MHZ a orta and recieves 2500974 acrta. wh...

Q: 15. The diagram below shows two metal spheres suspended by strings and separated by a distance of 3....

A: Given data: Distance (r) = 3.0 m Charge (q1) = +5.0×10-4 C Charge (q2) = +3.0×10-5 C Required: The...

Q: When applying the relative velocity and acceleration equations, it is not necessary to specify the p...

A: If we have two objects moving at some velocities v1 and v2 then relative velocity is the velocity th...

Q: 1. Three blocks mį, m2, and m3 with mass 1.0 kg, 2.0 kg and 3.0 kg, respectively, are connected as s...

Q: A water pipe having a 2.96 cm inside diameter carries water into the basement of a house at a speed ...

Q: . A force, F, is applied to an object with a displacement, Ad. When does the equation W=FAd equal th...

Q: White light containing wavelengths from 410 nm to 750 nm falls on a grating with 7200 slits/cm/cm. H...

Q: A time plot of the voltages across an inductor (dashed), capacitor (dotted), and resistor (solid) of...

Q: pulleys are frictionless and of negligible weight. Determine Tension (N) in the cord supporting bloc...

A: According to Newton's second law Net force F = ma

Q: Three resistors are connected in a circuit to a 50 V battery. A 35 ohm resistor is connected in seri...

Q: A straight wire carrying a 2.70-A current is placed in a uniform magnetic field of magnitude 0.292 T...

A: Magnitude of the magnetic force = I*L*B sin(theta) Where theta is the angle between direction of ma...

Q: You find an old book and decide to estimate the thickness of one of the sheets or leafs. Neglecting...

Q: - Force constant of a weightless spring is 16 Nm-1. A body of mass 1 kg suspended from it is pulled ...

A: The kinetic energy of an object is the energy that it possesses due to its motion. Here, we calcula...

Q: A typical jar that has been tightened to a reasonable degree requires 2.0 N⋅mN⋅m to open. f you grab...

Q: A Carnot engine, whose efficiency is 40%, takes in heat from a source maintained at a temperature of...

A: Efficiency of carnot engine = 40% Temperature of source (T) = 500 K Let the temperature of the sink ...

Q: Water flowing through a 3.0-cm-diameter pipe can fill a 400 L bathtub in 6.5 min. What is the speed ...

Q: 17. What gives rise to diverging electric fields? a. magnetic monopoles 18. What must be u sed in ad...

Q: A 600 cm X 1760 cm house is built on a 13.2 cm thick concrete slab of thermal conductivity 0.66 W/m....

Q: A GOLFER PRACTICES DRIVING BALLS OFF A CLIFF AND INTO THE WATER BELOW. THE EDGE OF THE CLIFF IS 15M ...

Q: 1. A 3021-g box is suspended from the end of a light vertical rope. A time-dependent force is applie...

A: Answer:- Given Mass of the box(m) = 3021 g = 3.021 kg Velocity (V) = 9.80 m/s By question V(t)...

Q: 8. You're gonna need a bigger boat... A boat moving eastward at 19.4 knots (10m/s) is monitoring an ...

Q: For each of (a) and (b) below, write a single grammatically correct sentence containing the words in...

A: The total current through the resistance circuit is equal to the current through each resistance whe...

Concept explainers

Electric Charges and Fields

One of the fundamental properties is the electromagnetic property. Charge cannot be destroyed by any process and this contributes formally to the law of charge conservation.

Question

A molecule of DNA (deoxyribonucleic acid) is 2.08 um long. The ends of the molecule become singly ionized: negative on one end, positive on the other. The helical molecule acts like a spring and
compresses 0.81% upon becoming charged. Determine the effective spring constant of the molecule.
N/m

Expert Solution

This question has been solved!

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

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 2 steps

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

A proton and an alpha particle (charge = 2e, mass = 6.64 1027 kg) are initially at rest, separated by 4.00 1015 m. (a) If they are both released simultaneously, explain why you cant find their velocities at infinity using only conservation of energy. (b) What other conservation law can be applied in this case? (c) Find the speeds of the proton and alpha particle, respectively, at infinity.
An electron with a speed of 3.00 106 m/s moves into a uniform electric field of magnitude 1.00 103 N/C. The field lines are parallel to the electrons velocity and pointing in the same direction as the velocity. How far does the electron travel before it is brought to rest? (a) 2.56 cm (b) 5.12 cm (c) 11.2 cm (d) 3.34 m (e) 4.24 m
The electric field strength between two parallel conducting plates separated by 4.00 cm is 7.50 104 V/m. (a) What is the potential difference between the plates? (b) The plate with the lowest potential is taken to be at zero volts. What is the potential 1.00 cm from that plate (and 3.00 cm from the other)?
A constant electric field accelerates a proton from rest through a distance of 2.00 m to a speed of 1.50 105 m/s. (a) Find the change in the protons kinetic energy. (b) Find the change in the systems electric potential energy. (c) Calculate the magnitude of the electric field.
A constant electric field accelerates a proton from rest through a distance of 2.00 m to a speed of 1.50 105 m/s. (a) Find the change in the protons kinetic energy. (b) Find the change in the systems electric potential energy. (c) Calculate the magnitude of the electric field.
Four charged particles are at rest at the corners of a square (Fig. P26.14). The net charges are q1 = q2 = 2.65 C and q3 = q4 = 5.15 C. The distance between particle 1 and particle 3 is r13 = 1.75 cm. a. What is the electric potential energy of the four-particle system? b. If the particles are released from rest, what will happen to the system? In particular, what will happen to the systems kinetic energy as their separations become infinite? FIGURE P26.14 Problems 14, 15, and 16.
Lightning can be studied with a Van de Graaff generator, which consists of a spherical dome on which charge is continuously deposited by a moving belt. Charge can be added until the electric field at the surface of the dome becomes equal to the dielectric strength of air. Any more charge leaks off in sparks as shown in Figure P20.67. Assume the dome has a diameter of 30.0 cm and is surrounded by dry air with a breakdown electric field of 3.00 106 V/m. (a) What is the maximum potential of the dome? (b) What is the maximum charge on the dome? Figure P20.67 David Evison/Shutterstock.com
Figure CQ16.3 shows equipotential contours in the region of space surrounding two charged conductors. Find (a) the work WAB in electron volts done by the electric force on a proton that moves from point A to point B. Similarly, find (b) WAC, (c) WAD, and (d) WAE. Figure CQ16.3
Unreasonable results (a) Two 0.500 g raindrops in a thunderhead are 1.00 cm apart when they each acquire 1.00 mC charges. Find their acceleration. (b) What is unreasonable about this result? (c) Which premise or assumption is responsible?
a parallel-plate capacitor with area 0.200 m2 and plate separation of 3.00 mm is connected to a 6.00-V battery. (a) What is the capacitance? (b) How much charge is stored on the plates? (c) What is the electric field between the plates? (d) Find the magnitude of the charge density on each plate. (e) Without disconnecting the battery, the plates are moved farther apart. Qualitatively, what happens to each of the previous answers?
A spherical balloon contains a positively charged particle at its center. As the balloon is inflated to a larger volume while the charged particle remains at the center, which of the following are true? (a) The electric potential at the surface of the balloon increases. (b) The magnitude of the electric field at the surface of the balloon increases. (c) The electric flux through the balloon remains the same. (d) None of these.
A proton and an alpha particle (charge = 2e, mass = 6.64 1027 kg) are initially at rest, separated by 4.00 1015 m. (a) If they are both released simultaneously, explain why you cant find their velocities at infinity using only conservation of energy. (b) What other conservation law can be applied in this case? (c) Find the speeds of the proton and alpha particle, respectively, at infinity.