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- 1. Multiple Choice
In the diagram below, P is a point near a negatively charged sphere. Which direction best represents the direction of the electric field at point P?RightLeftUpDown - 2. Multiple ChoiceWhich quantity and unit are correctly paired?electric field strength and N/Celectricity and Coulombselectrostatic force and electronselectric field strength and E
- 3. Multiple ChoiceA point charge Q is far from all other charges. At a distance of 2 m from Q, the electric field is 20 N/C. What is the force a charge of 5 Coulombs feels?4 N100 N40 N10 N
- 4. Multiple ChoiceWhich of the following statements is false about electric field lineselectric field lines cannot crosselectric field lines point away from positive chargeelectric field lines are always straight lineselectric field lines show how a proton would move in an electric field
- 5. Multiple ChoiceAt which point is the electric field the strongestABCD
- 6. Multiple ChoiceAt which point is the electric field the weakest?A because it is the furthest awayA because the field lines are further apartC because the field lines are further apartC because it is the furthest away
- 7. Multiple ChoiceConsider the electric field lines shown in the diagram below. From the diagram, it is apparent that object A is ____ and object B is ____.+,++,--,+-,-
- 8. Multiple ChoiceConsider the electric field lines drawn at the right for a configuration of two charges. Several locations are labeled on the diagram. Which of these shows the ranking in order of weakest to strongest correctlyA, E, CD, E, CD, B, AA, D, B
- 9. Multiple ChoiceAn electrostatic force of 2 X 102. newtons is exerted on a charge of 4 coulomb at point P in an electric field. The magnitude of the electric field intensity at P is8 X 102 N/C5 N/C2 X 10-2 N/C50 N/C
- 10. Multiple ChoiceIt is observed that Balloon A is charged negatively. Balloon B exerts a repulsive effect upon balloon A. Would the electric field vector created by balloon B be directed towards B or away from B and why?towards because electric field lines point away from negative chargestowards because electric field lines point away from positive chargesaway because electric field lines point away from negative chargesaway because electric field lines point toward positive charges
- 11. Multiple ChoiceQA and QB are two charges creating an electric field. Based on the electric field lines, we can concludeQA and QB are both positiveQA and QB are both negativeQA is positive and QB is negativeQA is negative and QB is positive
- 12. Multiple ChoiceWhich of the following is a true statement about the electric field between the two plates?The field is attractive between the plates and uniform in strengthThe field is repulsive between the plates and uniform in strengthThe field is attractive between the plates and strongest near the positiveThe field is repulsive between the plates and strongest near the positive
- 13. Multiple ChoiceThe electrical force between charges is strongest when the charges areclose togetherfar apartthe electric force is constant everywhere.there is no pattern
- 14. Multiple ChoiceWhat is the magnitude of the electric field intensity at a point where a proton experiences an electrostatic force of magnitude 2.30 x 10-25 newton?1.44 x 10-6 N/C3.68 x 106 N/C1.44 x 1044 N/C3.68 x 10-44 N/C
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