3. What is the electric field strength at a point 50 cm from a charge q=+ 5.00 nC? В. 360 N/C A. 180 N/C С. 540 N/C D. 720 N/C

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Chapter1: Units, Trigonometry. And Vectors
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NUMBER 3 ONLY WITH SOLUTION 

I- MULTIPLE CHOICE
Directions: Solve the following problems below and write the letter of the correct answer on the space provided
before each item. You may or may not show your solutions but the points you will get from writing
the solutions will be a bonus points and it will be added to your overall score. In every correct
solution, there is a corresponding 3 points. Write your solutions at the back page of this paper ONLY.
1. What is the force of attraction between the lone electron and proton in a hydrogen atom with an
average distance between them is 5.0 x 10 -11 m?
A. 10.2 x 10-8 N
В. В. 9.2 х 10 *N
C. 9.6 x 10 -8N
D. 8.2 x 10 8 N
2. The electric field has a magnitude of 3.0 N/C at a distance of 30 cm from a point charge. What is the
charge?
А. 1.4 nC
В. 30 рC
С. 36 mC
D. 12 mC
3. What is the electric field strength at a point 50 cm from a charge q + 5.00 nC?
A. 180 N/C
B. 360 N/C
C. 540 N/C
D. 720 N/C
4. A 1.65 nC charge with a mass of 1.5 x 10:15 kg experiences an acceleration of 6.33 x 10' m/s in an
electric field. What is the magnitude of the electric field?
A. 14.95 N/C
B. 29.35 N/C
C. 57.55 N/C
D. 2.67 x 10-19 N/C
5 A uniform
Transcribed Image Text:I- MULTIPLE CHOICE Directions: Solve the following problems below and write the letter of the correct answer on the space provided before each item. You may or may not show your solutions but the points you will get from writing the solutions will be a bonus points and it will be added to your overall score. In every correct solution, there is a corresponding 3 points. Write your solutions at the back page of this paper ONLY. 1. What is the force of attraction between the lone electron and proton in a hydrogen atom with an average distance between them is 5.0 x 10 -11 m? A. 10.2 x 10-8 N В. В. 9.2 х 10 *N C. 9.6 x 10 -8N D. 8.2 x 10 8 N 2. The electric field has a magnitude of 3.0 N/C at a distance of 30 cm from a point charge. What is the charge? А. 1.4 nC В. 30 рC С. 36 mC D. 12 mC 3. What is the electric field strength at a point 50 cm from a charge q + 5.00 nC? A. 180 N/C B. 360 N/C C. 540 N/C D. 720 N/C 4. A 1.65 nC charge with a mass of 1.5 x 10:15 kg experiences an acceleration of 6.33 x 10' m/s in an electric field. What is the magnitude of the electric field? A. 14.95 N/C B. 29.35 N/C C. 57.55 N/C D. 2.67 x 10-19 N/C 5 A uniform
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