V(V) In the right figure, the top panel of graph shows the potential V as a...
the graph in the figure shows the variation of the electric potential V(x) (in arbitrary units) as a function of the position x. Tell me everything you can about this situation, including what happens if a negatively charge particle is placed at x = 1.5. V(x) 2 -1.5-1-0.5 0.5 1 1.5 2x
Variable Potential Part A The potential as a function of position in a region is V(x) = 5x-7x2-x3, with x in meters and V in volts. Find all points on the x-axis (in m) where V-0. Enter your answers below separated by a comma. (You do not need to enter any units.) Submit Answer Incorrect. Tries 2/6 Previous Tries Part B Find an expression for the electric field. Your expression should be in terms of the given variable. D E(x)...
(III) Quantum Tunneling Consider an electron in 1D in presence of a potential barrier of width L represented by a step function ſo I<0 or 1>L V U. r>0 and 2<L The total wavefunction is subject to the time-independent Schrödinger equation = EV (2) 2m ar2 +V where E is the energy of the quantum particle in question and m is the mass of the quantum particle. A The total wavefunction of a free particle that enters the barrier from...
The figure shows a graph of electric potential V (in Volts) versus position x (in cm). If a proton (m = 1.67 x 10-27 kg, q = 1.6 x 10-19 C) is released from rest from X;= 1.5 cm, its speed at Xp= 2.5 cm will be: V (V) 2 3 4 * (cm) O O m/s 15 m/s O 7.2 x 106 m/s O 30 m/s 5.4 x 104 m/s
Q4. Consider the 1D infinite square-well potential shown in the figure below. V(x) O0 Position (a) State the time-independent Schrödinger equation within the region 0<x<L for a particle with positive energy E 2 marks] (b) The wavefunction for 0<x< L can be written in the general form y(x) = Asin kx + B cos kx. Show that the normalised wavefunction for the 1D infinite potential well becomes 2sn'n? ?snT/where ( "1,2,3 ! where ( n = 1,2,5, ). [4 marks]...
The figure below represents a graph o the electric potential in ㅀ region o space versus position x, where the electric ied is paralle to the x axis Fach vertical division on the graph is equal to 40 volts. x (cm) 0 23 4 (a) What is the electric field at 0.5 cm? Positive values represent electric fields in the +x direction. (b) what is the electric field at x = 2.5 cm? V/m (c) What is the electric field...
Figure below gives the electric potential Vas function of x. In which region is the x-component of the electric field is zero? V 1 2 3 4 5 In regions 1.3 and 5 In regions 2 and 4 In region 3 only. In region 5 only. QUESTION 10 Two spherical conductors of radil, 8.00 cm and ) 4.00 cm are separated by a distance much greater than the radius of either sphere. The spheres are connected by a conducting wire...
2) The figure shows the potential energy diagram of a particle oscillating on a spring. a) What is the spring's equilibrium length? b) The particle's turning points are at 16 cm and 24 cm. Draw the total energy line and label it Kinetic Energy (J) Potential Energy (J) 16 20 12 24 28 x(cm) Stuttga yom 1620 c) What is the particle's maximum kinetic energy? d) Sketch the particle's kinetic energy as a function of position. e) What will be...
0 Figure 2: The potential barrier setup for Problem 4 4. (10 points) "Burrowing a hole in the wall" Some particles of mass m and energy E move from the left to the potential barrier shown in Figure 2 below 0 <0 Uo 20 U(x) where Uo is some positive value (a) (5 points) Write the Time-Independent Schrödinger equations and the physically acceptable general solutions for the wave function (x) in regions I and II as labeled in Figure 2...
the electronic potential in a region is v= 5x^2+3y^2+xy where V is volt. What is the electric field at the point (1,3). Express your answer in unit vector form