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- Calculate the speed of (a) an electron and (b) a proton with a kinetic energy of 1.00 electron volt (eV). (c) Calculate the average translational kinetic energy in cV of a 3.00 102 K ideal gas particle. (Recall from Topic 10 that 12mv2 = 32kBT.)Using the virial theorem for a particle, determine the energy (in 10-18 J) of a charge electron revolving around a nucleus of charge "Ze" at a distance "r". Apply to the hydrogen atom whose radius is approximately r = 0,53x10-¹⁰ mTwo electrons repel each otherTwo electrons are held still at a distance of 1um from each other; if released, determine the modulus of the velocity of one of the electrons when it is 4um from the other.
- 1. Using the symmetry of the arrangement, determine the direction of the force on +q in the figure below, given that: Casel. 9a = b = +6.5 μC and qc = 9d = +6.5 μC. qa O qc = (a) In your notebook, draw the forces on q due to da, 9 9c, and qd. (b) Due to symmetry the direction of the net force is O qd N Fnet Case II. 9₂=% = +6.5 µC and qc =%d = -6.5 µC. Hint: For each force draw the x and y components. Some will add and some will cancel. (c) Calculate the magnitude of the force on the charge q, given that the square is 10.0 cm on a side and q = 1.8 μC. XHow close would two stationary electrons have to be positioned so that their total mass is 4 times what it is when the electrons are very far apart?1) Consider the figure below. An electron is fired towards a conducting plate from a distance L. The plate has a surface charge density a and a radius that is much greater than the distance L.. When the electron strikes the plate, it is measured that AK. E. 10 eV, where AK. E. Ty-To is the difference between the electron's final kinetic energy and initial kinetic energy. = a) Draw a diagram of the configuration including the co-ordinate system you have chosen. b) Write the integral equation for the work done on the electron when moving from it's initial position to an arbitrary final position, x . c) Write the integral equation for the potential difference of the system for a path that begins at the electron's initial position and ends at an arbitrary position, x. d) Determine the equation for the potential difference between the initial position of the electron and an arbitrary position, x. e) Plot the potential difference from part d) f) If the electron is initially at rest and L=…
- 4) A proton (p) and electron (e) are released when they are separated by a distance d initial acceleration for each particle, from one of the selections below. 4 À (4 Angstroms). Calculate, and then find, the magnitude of the %3D a) a(p) = 8.63 x 107 m/s², a(e) = 1.58 x 1021 m/s²; b) a(p) = 3.4 x 10'8 m/s², a(e) = 6.3 x 10²' m/s²; c) a(p) = 4.315 x 1016 m/s², a(e) = 7.9 x 1020 m/s²; or d) a(p) = 3.45 x 1018 m/s², a(e) = 6.32 x 10²' m/s?. %3D %3D 5) Two small spheres are placed a distance 20 cm apart and have equal charge. How many excess electrons must be placed on each sphere if the magnitude of the Coulomb repulsive force is F = 3.33 x 102' N? a) 2 x 103; b) 350; c) 761; or d) 1.2 x 10.Hair and a balloon are rubbed together. A metal plate is brought close to the balloon, but they do not touch. I (a neutral and conductive human being) poke the metal and then go away. The metal plate is then brought over to a small metal ball hanging from a (insulating) string. After they touch the ball now repels from the plate. Describe the motion of electrons through the step by step process. Use correct terminology if you know it, otherwise be very descriptive or use pictures to demonstrate what the electrons do. Is the small metal ball in the end positively or negatively charged?#3A neutral molecule is polarized in the proximity of a 10muC charge. It can be modeled as two equal and opposite point charges, e and -e, separated by 0.5 angstroms (10^-10m or 0.1nm). What is the net force on the molecule by the 10muC charge if the distance between them is 1 meter?
- Find the kinetic energy of an electron as it reaches the left plate if it was introduced at the origin with an initial speed of 10m/µs If possible, I want to reply to you via email: ( Gh307f@gmail.com )On which level within this parallel status would an electron have the most potential energy? (the choices are in the photos)During repulsion what is true about potential energy of the system and the kinetic energy of the atoms? A. PE increases, KE decreases b. pe decreases, KE increase