A charge of 3µC is used to test the electric field of a central charge of 6C that causes a force of 800N. What is the magnitude of the electric field? Hint. Which charge 'tests' the field Answer: 2.7 x108 N/C
A charge of 3µC is used to test the electric field of a central charge of 6C that causes a force of 800N. What is the magnitude of the electric field? Hint. Which charge 'tests' the field Answer: 2.7 x108 N/C
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Transcribed Image Text:EXAMPLE 1
A charge of 3µC is used to test the electric field of a
central charge of 6C that causes a force of 800N. What
is the magnitude of the electric field?
Hint.. Which charge 'tests' the field
Answer: 2.7 x108 N/C
EXAMPLE 2
EXAMPLE 3
· If a test charge is moved to a location three times as
far as its original location, how does the electric field
change?
· A test charge of +3µC is located 5m to the east of a
- 4μC charge .
Inverse-Square Law says. 1/9
A) Find the electric force felt by the test charge.
B) Find the electric field at that location.
Answer: 4.32x103 N, 1.44 x 103 N/C along the -x axis.
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