Question
wal sr >n (ww499) _ HW#1 Chaplr:r 21 F14"itri: Firrx's and Filds-slorr_ (37571) exert on one another? This print-out should have 18 questions. Multiple-choice questions may continue on thoiers Answer in units of N m or pag b lure answering 005 (part 2 of 2) 10.0 points What isthe gravitational force between them! 001 10.0 ints Answer in units of N A ne ra Lively charg'xl halloo" has 5.4 i«C of 006 10.0 points How many excess electrons are on this bal- Tf you double the dstace between wo loun? The elemental charge is 1.6 × 10 19 C. charged objit:ts, by what factor is the elix- tric force affected? Answer in units of electrons. 002 10.0 points 007 (part 1 of 2) 10.0 points Four point charg 19.61 C, are placed at the corners of a square 42.7 cm a side. es, each of magnitude Consider three charges arranged as shown. 8.2 C 2.6 C-1.6 C Tf of the chargs are positive and one is negative, find the magnitude of the foree expere by the gative charge. The value of Coulmb's constant is 8.98755 x 10 N m/C 8.1 Answer in units of N What is the electric field strength at point ! The 3.1 cm to the left of the middle Coulomb constant is 8.99 × 109 N·m2/C2 003 10.0 points Three identical point charges, each of mass 110 g and d'arge ' hang from three strings, as in the figure Answer in units of N/C. 008 (part 2 of 2) 10.0 points What is the magnitude of the force on a 1.6 uC charge placed at this point? Answer in units of N
Explanation / Answer
Kindly post single question only.
Please find below answers for question 001. For others please post separately.
Q = - 5.4 * 10^-6 coulomb
n = excess electrons = (5.4 * 10^-6) / (1.6*10^-19 )
n = 33750000000000
n = 3.375*10^13 electrons
