215. assignment (electric force)
What is the magnitude of the vertical electric field that will balance the weight of a plastic sphere of mass 2.1 grams that has been charged to -3.0 nC?
(k = 1/4πξ0 = 9.0 × 109 N · m2/C2)
A) 6.9 × 10^6 N/C
B) 7.8 × 10^5 N/C
C) 1.5 × 10^6 N/C
D) 2.1 × 10^6 N/C
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(k = 1/4πξ0 = 9.0 × 109 N · m2/C2)
A) 6.9 × 10^6 N/C
B) 7.8 × 10^5 N/C
C) 1.5 × 10^6 N/C
D) 2.1 × 10^6 N/C
Video description:
https://youtu.be/bSg8xDgjea4
Follow the links to:
Visit our website: https://onlinetutors.top
Choose your tutor here: https://onlinetutors.top/crossroad#section-1-link
Get homework answers here: https://onlinetutors.top/crossroad#section-2-link
Submit new assignment here: https://onlinetutors.top/crossroad#section-3-link
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