HW 2: Electric Potential Problem 21.7 Review 1 Constants Part A A proton has been accelerated...
HW 2: Electric Potential Problem 21. 1of 10> Review 1 Constants Part A Moving a charge from point A, where the potential is 370 V, to point B, where the potential is 100 V, takes 4.0x104 J of work. What is the value of the chargo? Express your answer to two significant figures and include the appropriate units. Value Units Submit Request Answer
(HW 2: Electric Potential Problem 21.1 . Review 1 Constants Part A Moving a charge from point A, where the potential is 370 V, to point B, where the potential is 100 V, takes 4.0x104 J of work What is the value of the charge? Express your answer to two significant figures and include the appropriate units. 9-1 Value Units Submit Request Answer
Item 3 3 of 12 A proton has an initial speed of 4.7x10 m/s. Part A What potential difference is required to bring the proton to rest? Express your answer using two significant figures. Y AEO O ? AV - Submit Request Answer Part B What potential difference is required to reduce the initial speed of the proton by a factor of 2? Express your answer using two significant figures. EVO AED RO? Pearson Part C What potential difference is...
Review I Constants You may want to review (Pages 449-453) Part A When the displacement of a mass on a spring is A the half of the amplitude, what fraction of the mechanical energy is kinetic energy? Express your answer using two significant figures. Submit Request Answer Part B At what displacement, as a fraction of A, is the mechanical energy half kinetic and half potential? Express your answer using two significant figures. Submit
Part A Calculate the speed of a proton after it accelerates trom rest through a potential difference of 330 V Express your answer using two significant figures m/s Submit Part B Calculate the speed of an electron after it accelerates from rest through a potential difference of 330 V Express your answer using two significant figures Submit Request Answer Provide Feedback
Review Constants| Periodic Table Part A An electric spark jumps from a person's finger to your nose. While passing through the air, the spark travels across a potential difference of 2.2 × 104 V and releases 3.2 x 10- J of electric potential energy. What is the charge in coulombs? Express your answer in coulombs. Submit Request Answer Part How many electrons flow? Express your answer numerically. Submit Request Answer
Review Part A A particular Bohr orbit in a hydrogen atom has a total energy of -0.28 eV What is the kinetic energy of the electron in this orbit? Express your answer using two significant figures Submit Previous Answer s Request Answer X Incorrect; Try Again; 5 attempts remaining Part B What is the electric potential energy of the system? Express your answer using two significant figures Submit Request Answer
moblem 17.21 - Part A What is the electric potential a distance of 2.1x10-15 m away from a proton? Express your answer using two significant figures. V AED O ? Submit Previous Answers Request Answer * Incorrect; Try Again; 5 attempts remaining Part B What is the electric potential energy of a system that consists of two protons 2.1x10-15 m apart-as might occur inside a typical nucleus? Express your answer using two significant figures 10 AXO O ? PE Submit...
HW 2: Electric Potential Problem 21.3 ReviewI Constants PartA It takes 4.0 J of work to move a 17 nC charge from point AtoB.Ittakes-5.0 μ.J0f work to move the charge from C to B What is the potential difference Vc -VA Express your answer using two significant figures. Submit Request Answer
Constants Part A An electron is accelerated horizontally from rest by a potential difference of 2100 V. It then passes between two horizontal plates 6.5 cm long and 1.3 cm apart that have a potential difference of 240 V (refer to (Figure 1) At what angle will the electron be traveling after it passes between the plates? Express your answer to two significant figures and include the appropriate units. Nνα ΑΣφ ? 0 = Request Answer Submit Return to Assignment...