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Gauss Law in Hindi. We covered all the Gauss Law in Hindi in this post for free so that you can practice well for the exam.
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Mock test on Gauss Law for Students
Two insulated spheres with radii R₁ and R₂ carrying charges Q₁ and Q₂ are connected together. What happens to the system's energy?
a) There is no change in the energy
b) The energy of the system increases
c) The energy of the system always decreases
d) Either increase or decrease
Option c - The energy of the system always decreases
Two parallel plates are separated by 1 cm with a potential difference of 20 V. What is the Electric Field between them?
a) 1000 N/C
b) 2000 N/C
c) 100 N/C
d) 200 N/C
Option b - 2000 N/C
An Electric Field E exists along the X-axis. A charge of 0.2 C is moved 2 m along a line making 60° with the X-axis and the work done is 4 J. The magnitude of the Electric Field is:
a) 4 N/C
b) 10 N/C
c) 20 N/C
d) 0 N/C
Option c - 20 N/C
A ball of radius 1 mm has a surface charge density of 1 μC/m². If it is placed at the center of a sphere of radius 1 m in air, the electric flux through the spherical surface is:
a) 1 Nm²/C
b) 1.42 Nm²/C
c) 2 Nm²/C
d) 5 Nm²/C
Option b - 1.42 Nm²/C
The Electric Field intensity at a point due to a charged cylinder of finite length varies inversely with:
a) Distance
b) Square of the distance
c) Cube of the distance
d) Fourth power of the distance
Option a - Distance
An isolated Solid metallic sphere is given a charge +Q. How is the charge distributed?
a) Only on the surface, but unevenly
b) Only on the surface, uniformly
c) Distributed uniformly throughout the volume
d) Distributed non-uniformly inside the volume
Option b - Only on the surface, uniformly
A sphere encloses a charge of 10 μC. If a charge of -10 μC is placed inside it, the NET electric flux through the surface is:
a) Double
b) Four times
c) Zero
d) Half
Option c - Zero
Two copper spheres of equal radii, one hollow and one Solid, are charged to the same potential. Which sphere carries more charge?
a) Solid sphere
b) Hollow sphere
c) Both carry equal charge
d) Cannot be determined
Option c - Both carry equal charge
Two charged spheres of radii 10 cm and 15 cm are connected by a thin wire. No current flows between them if they have the same:
b) Charge
c) Potential
d) energy
Option c - Potential
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