electric flux
Created on 27th February 2025
Grade level: Grade 12th grade
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10 Questions
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Questions (10)
1. What is the electric flux through a closed surface if the net charge enclosed is zero?
Zero
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2. If the electric field is uniform, how does the electric flux change if the area is doubled?
It doubles
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3. What is the electric flux through a surface in a uniform electric field of strength 5 N/C if the surface area is 2 m² and the angle between the field and the normal to the surface is 60 degrees?
8.66 Nm²/C
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4. Which of the following statements is true regarding electric flux?
It can be negative if the electric field enters the surface
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5. How is electric flux related to the concept of electric field lines?
Electric flux is the number of electric field lines passing through a surface
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6. What unit is electric flux measured in?
Nm²/C
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7. In which scenario would the electric flux through a surface be maximized?
When the electric field is perpendicular to the surface
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8. If the electric field is halved while the area remains the same, how does the electric flux change?
It halves
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9. What happens to the electric flux if the angle between the electric field and the surface normal is 0 degrees?
It is maximized
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10. According to Gauss's law, how can electric flux be used to determine the electric field around a charged object?
By calculating the total charge enclosed
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