A. The surface is held parallel to the electric field
B. The surface is held perpendicular to the electric field
C. The surface makes an angle of 45°with the field
D. All of the above
Related Mcqs:
- A closed surface contains two equal and opposite charges. The net electric flux from the surface will be________________?
A. negative
B. positive
C. zero
D. data is insufficient - “The surface integral of the normal component of the electric displacement D over any closed surface equals the charge enclosed by the surface”. The above statement is associated with_______?
A. Gauss’s law
B. Kirchhoff s law
C. Faraday’s law
D. Lenz’s law - “The total electric flux through any closed surface surrounding charges is equal to the amount oflcharge enclosed”. The above statement is associated with____________?
A. Coulomb’s square law
B. Gauss’s law
C. Maxwell’s first law
D. Maxwell’s second law - The number of Faraday tubes of flux passing through a surface in an electric field is called____________?
A. electric flux
B. electric flux density
C. magnetic flux density
D. electric charge density - Electric flux due to a point charge +q is______________?
A. 1/4IIɛ q/r
B. q/ɛ0
C. 1/4IIɛ0. q/r2
D. 4IIɛ0 - An electric current induced within the body of a conductor when that conductor either moves through a non uniform magnetic field or in a region where there is a change in magnetic flux is called_____________?
A. Induced current
B. Eddy current
C. Back emf
D. None of the above - The electric charge of 100 °C is 13cm apart from another charge 16.9°C electric force between them is_____________?
A. 9x107N
B. 900N
C. 9x105N
D. 9x106N - Electric intensity at any point in an electric field is equal to the at that point?
A. electric flux
B. magnetic flux density
C. potential gradient
D. none of the above - In a cable capacitor, voltage gradient is maximum at the surface of the______________?
A. earth
B. conduction
C. sheath
D. insulator - A unit tube of flux is known as tube___________?
A. Newton
B. Faraday
C. Michale
D. None of the above
