1. A negatively charged object touches a metallic object and causes it to have a charge. What is this phenomenon called?

a. grounding

b. induction

c. circuit formation

d. conduction

 

2. Two neutral spheres are touching. A negatively charged object comes close but does not touch one of the spheres. The spheres are then separated and each has a charge, one positive and one negative. what is this phenomenon called?

a. circuit formation

b. grounding

c. induction

d. triboelectrification

 

3. A 1.0 uC test charge travels along an equipotential line a distance o 0.20 cm between two parallel charged plates with a field strength of 5.00.00 N/C. What is the change in voltage?

uC= 1.0*10^-6 C

 

a. 1000 V

b. 100 V

c. -100 V

d. 0 V

 

4. Which substance is most easily grounded?

a. PVC pipe

b. plastic foam plate

c. rubber tire

d. iron nail

 

5. An attractive fore of 7.2 N occurs between two point charges that are 0.10 m apart. If one charge is -4.0 uC what is the other charge? uC=1.0*10^-6C

 

a. 4.0 uC

b. 2.0 uC

c.-2.0 uC

d. -4.0 uC

 

6.Consider a point located equidistant from point charges A and B, labeled C in the diagram. If A and B have the same magnitude charge and are both positive, which way does the electric field vetor point at C?

a. up

b. right

c. left

d. down

 

7. A 2.0 uC point charge travels a distance of 0.20 cm between two parallel charged plates from the negative end toward the positive end. The field has a strength of 500.0 N/C. What is the change in voltage?(uC=1.0*10^-6)

a. 0.20 mV

b. 0V

c. -100 V

d. 1.0 V

 

8. If 8.0*10^-18 J of work is done to increase the electric potential difference of a test charge by 50.0 V, what is the magnitude of the charge?

a. 1.6*10^-18

b. 4.0*10^-19

c. 1.6*10^-19

d.4.0*10^-18

 

9. Which of the following is an example of static electricity/

a. lights arranged in a series

b. hair clinging to a comb

c. outdoor light

d. glowing toaster filament

 

10. What is the charge on a single electron?

a. 6.2*10^18

b. 1.6*10 C

c. -1.6*10^-19 C

d. -6.2*10^18

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Status NEW Posted 23 May 2017 12:05 AM My Price 13.00

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