Exam1 - Principles of Physics II PHYS 2212-160 Exam #1...

Info iconThis preview shows pages 1–3. Sign up to view the full content.

View Full Document Right Arrow Icon
Principles of Physics II PHYS 2212-160 Exam #1 Lectures 0 – 5 Fall 2010 Name__ ________________ You may use the values k = 8.99x10 9 N m 2 /C 2 , and e = 1.60x10 -19 C, and Gauss’s Law ∫· d = (1/ ε o ) ∫ ρ dV . 1. (5 points) Three charges, +q, +Q, and –Q are placed at the corners of an equilateral triangle as shown. The net force on charge +q due to the other two charges is a. vertically up. b. vertically down. c. zero. d. horizontal to the left. e. horizontal to the right. 2. (5 points) Charges Q 1 = –q and Q 2 = +4q are placed as shown. Of the five positions indicated by the numbers, the one at which the electric field is zero is a. 1 b. 2 c. 3 d. 4 e. 5 3. (5 points) Which of the following best represents the electric field lines around an electric dipole? (Circle the number below the drawing.
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
4. (5 points) If non-electric forces are negligible, a negatively charged particle released from rest in an electric field a. moves perpendicular to the field with a constant velocity. b.
Background image of page 2
Image of page 3
This is the end of the preview. Sign up to access the rest of the document.

Page1 / 4

Exam1 - Principles of Physics II PHYS 2212-160 Exam #1...

This preview shows document pages 1 - 3. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online