A 2.36- µ F capacitor that is initially uncharged is connected in series with a 5.86-Ω resistor and an emf source with ε = 120 V and negligible internal resistance, (a) Just after the connection is made, what are (i) the rate at which electrical energy is being dissipated in the resistor; (ii) the rate at which the electrical energy stored in the capacitor is increasing; (iii) the electrical power output of the source? How do the answers to parts (i), (ii), and (iii) compare? (b) Answer the same questions as in part (a) at a long time after the connection is made, (c) Answer the same questions as in part (a) at the instant when the charge on the capacitor is one-half its final value.
A 2.36- µ F capacitor that is initially uncharged is connected in series with a 5.86-Ω resistor and an emf source with ε = 120 V and negligible internal resistance, (a) Just after the connection is made, what are (i) the rate at which electrical energy is being dissipated in the resistor; (ii) the rate at which the electrical energy stored in the capacitor is increasing; (iii) the electrical power output of the source? How do the answers to parts (i), (ii), and (iii) compare? (b) Answer the same questions as in part (a) at a long time after the connection is made, (c) Answer the same questions as in part (a) at the instant when the charge on the capacitor is one-half its final value.
A 2.36-µF capacitor that is initially uncharged is connected in series with a 5.86-Ω resistor and an emf source with ε = 120 V and negligible internal resistance, (a) Just after the connection is made, what are (i) the rate at which electrical energy is being dissipated in the resistor; (ii) the rate at which the electrical energy stored in the capacitor is increasing; (iii) the electrical power output of the source? How do the answers to parts (i), (ii), and (iii) compare? (b) Answer the same questions as in part (a) at a long time after the connection is made, (c) Answer the same questions as in part (a) at the instant when the charge on the capacitor is one-half its final value.
23.
What is the velocity of a beam of electrons that goes undeflected when passing through perpendicular electric and magnetic fields of magnitude 8.8 X 103 V/m and 7.5 X 10-3 T. respectively? What is the radius of the electron orbit if the electric field is turned off?
10.
A light bulb emits 25.00 W of power as visible light. What are the average electric and magnetic fields from the light at a distance of 2.0 m?
9.
Some 1800 years ago Roman soldiers effectively used slings as deadly weapons. The length of these slings averaged about 81 cm and the lead shot that they used weighed about 30 grams. If in the wind up to a release, the shot rotated around the Roman slinger with a period of .15 seconds.
Find the maximum acceleration of the shot before being released in m/s^2 and report it to two significant figures.
Chapter 26 Solutions
University Physics with Modern Physics Plus Mastering Physics with eText -- Access Card Package (14th Edition)
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DC Series circuits explained - The basics working principle; Author: The Engineering Mindset;https://www.youtube.com/watch?v=VV6tZ3Aqfuc;License: Standard YouTube License, CC-BY