NEW
Font size
WorksheetsOnline test 3 of class XII
Total questions: 10
Worksheet time: 10mins
Which of the following statements regarding equipotential surface is incorrect
The potential is same on the equipotential surface.
Work done on the corporation surface is zero.
Electric field lines are always perpendicular to the equipotential surface.
The spacing between equipotential surfaces enables us to identify regions of strong and weak fields.
None of these
Equipotential surfaces for a positive point charge are
concentric circles
Concentric Spheres
Equidistant plane surface
Cylindrical surfaces.
Two equipotential surfaces never cross each other.
True.
False
Statement is incomplete.
None of these
Which of the following depicts the equipotential surface for dipole correctly
A ,B ,C represent the the equipotential surfaces. The potential surface is maximum at
A
B
A=B=C
C
A charged particle (q =1.4 mC) moves a distance of 0.4 m along an equipotential surface of 10 V, Calculate the work done by the field during this motion.
Zero
W= qV=1.4mCx10V=14 mJ
0.04J
None of these.
Magnitude of electric field it is maximum at
C
B
A
Same at all points
In a uniform electric field, equispaced equipotential surfaces have equal change in potential
True
False
May be true
Cannot be determined
Electric field lines are
Perpendicular to the equipotential surface
Inclined with the eqipotential surface
Alone the equipotential surface
Incline if the core potential surface is curved.
1C Charge is moved from A equipotential surface to B equipotential surface as shown figure.Electric field is
50 V/m
0.5V/m
2V/m
100V/m
