**Title: Understanding Electric Charges in an Oil Drop Experiment****Oil Drop Experiment Setup:**An oil drop with a mass of \(2.8 \times 10^{-15} \, \text{kg}\) is held at rest between two large plates separated by a distance of 1.4 cm. The setup is depicted in Figure 1.**Figure Description:**- **Components:** - **Atomizer**: Used to produce fine droplets of oil. - **Plates**: Two large plates with opposite charges. - **Droplets**: Oil droplets are introduced between the plates. - **Telescope**: Used to observe the behavior of the droplets.**Explanation of the Experiment:****Exercise:**In Part A of this activity, consider the scenario where the potential difference between the plates is 390 V. The task is to determine how many excess electrons the oil drop contains.- **Formula and Calculation:** - The answer must be expressed as an integer, representing the number of excess electrons.**Interactive Element:**- Input box labeled \(n =\) for entering the calculated number of excess electrons.- A "Submit" button for submitting your answer.**Conclusion:**This experiment and activity allow learners to explore the concept of electric charges and their effects on small particles, such as oil droplets, within an electric field.

Answered: Image /qna-images/answer/bd5c3302-5b5a-466f-a2c4-a41d93636a2e.jpg

Answered: If the potential difference between the…

If the potential difference between the plates is 390 V, how many excess electrons does this drop have? Express your answer as an integer.

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

See similar textbooks

Similar questions

V+ 1 2d d P + L' Q v. A particle of charge +q and mass m is ejected from the point P with the initial velocity i = 50i + 405(), traveling in a parabolic orbit with a maximum height 2cm in the uni form electric field and hitting the point Q at a distance of L = 10cm. Since the distance between the plates is 2d and the potential difference is 1000V, find the ratio of the particle's charge to its mass (q/m). (Ignore the gravitational force). d = a) 16. 10-2 kg b) 48. 10-2 kg c) 96. 10-2 ( kg d) 160. 10-2 C kg e) 240. 10-2 ()
in milikan-type experiment, two horizontal parallel plates are 1.0 cm apart.A sphere of mass 2.2x1^-13kg remains stationary when the potential difference between the plates is 350V with the upper plate negative a) is the sphere positively or negatively charged b) calculate the magnitude of the Charge on the sphere what is the number of excess or deficit of electrons that the sphere has to three signifigant digits
V is the energy (in J) required to bring the two charges from infinite distance separation to distance r (in nm).Q1 and Q2 are the charges in terms of electrons.(i.e. the constant in the above expression is 2.31×10-19 J nm electrons-2) For a group of "point" charges (e.g. ions) the total energy of interaction is the sum of the interaction energies for the individual pairs. Calculate the energy of interaction for the square arrangement of ions shown in the diagram below.
The uniform electric field between two charged parallel plates has a magnitude of 4400 V/m (note that 1 V/m = 1 N/C). If the plates are separated by 0.0100 m and an electron is released from the far negative side of the gap, what will the electron's kinetic energy (in eV) and speed be when it just reaches the positive plate? Note that the electron charge = -1.602 x 10-19 C and the electron mass = 9.11 x 10-31 kg. KE V= ev m/s
Compute for the work done, in millijoules, in moving a 1-nC charge from A(4, 4, 4) m to B(2, 1, -4) m against the electric field due to a disk charge of radius 4 m on the plane x = 0. The disk has a total charge of 9 mC.
The next 5 questions all have to do with the diagram shown, on which I have placed an electron at the origin. The grid spacing is 1 Angstrom per small square. Now place an atomic nucleus with 6 protons on positive x-axis, at x = 4.7 Angstroms. How much work did it take you to bring this nucleus in from 1 m away? 15.7 eV 18.4 eV 12.9 eV 23.9 eV
A ring and a disk both are centered at (-4, 5, 8) and are both lying on the plane y = 5. The ring has a radius of 8 m, while the disk has a radius of 8 m, so that the ring is around the disk. Determine the magnitude of the electric field in kV/m at point (-4, -8, 8) if the ring has a total charge of -7 mC and the disk has a total charge of 8 mC. All coordinates are measured in meters.
If a proton and electron are released when they are 2.0 m apart, find the initial acceleration of electron (in m/s2). The answer (in fundamental SI unit) is ___________ (type the numeric value only)
Say the uniform electric field between two parallel infinite sheet in given by E⃗=18N/C î. and we place an electron in that field. If the difference between the plates are d=10m then, a) Find the potential difference b) Find the potential energy difference
(1) A small droplet with a mass of 0.2 g is placed in between the plates. In order to make the droplet float at its original position, how much charge do we need to put on the droplet? Is the charge positive or negative? (2) You are given three types of dielectric materials to fill up the space between the plates (highlighted in light blue). Each material has to take up at least 20% of the total volume of the space. The table below provides the dielectric constant of the materials. Suppose the materials can form any shape. (i) Find a way to fill up the space such that the capacitance of the capacitor is smaller than 24 × 10-10 F. (ii) Find a way to fill up the space such that the capacitance of the capacitor is larger than 52 x 10-10 F. (3) For 2(ii), suppose that the materials are filled sequentially in the order of A–B C and that before filling the space is filled with air. (The dielectric constant of air is 1.) Calculate the electric potential energy stored by the capacitor at each…
I have placed an electron at the origin. The grid spacing is 1 Angstrom per small square. Now place an atomic nucleus with 13 protons on positive x-axis, at x = 4.2 Angstroms. How much work did it take you to bring this nucleus in from 1 m away? 53.4 eV 35.6 eV 44.5 eV 26.7 eV
The dielectric material of thickness[K=2.75] 5mm is completely introduced in between the circular plate of capacitor having radius 3cm. The charge on each plate is 80µC. Find electric field between the plate of the capacitor