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Class 12 Physics Practice Test: Electric Flux
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Class 12 Physics Practice Test: Electric Flux
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9 Questions

1. What is the dimension of electric flux?
2. Flux linked to a surface is said to be positive if the flux lines are coming out of the surface. The statement is ______
3. Which of the following law explains the relation between the charge inside a surface and electric flux?
4. Flux coming out from a balloon of radius 10 cm is 1.0*103 N.m2.C-1-1. If the radius of the balloon is doubled, the flux coming out from the balloon will be _______
5. Which one is the correct expression of electric flux?
6. Electric flux will be maximum if the angle between the field lines and area vector is ______
7. Two separate charges q and 10q are placed inside two different spheres. In which case, the electric flux will be greater?
8. If a charge is placed outside a closed surface, flux due to that charge inside the surface will be ________
9. What is the unit of electric flux?

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