Gauss's Law: JEE Main Physics Previous Year Questions

113 previous year questions from Gauss's Law. Here are the 25 most important ones; open any question for the correct answer and a full step-by-step solution.

1. $Two metal spheres, one of radius R and the other of radius 2R respectively have the same surface charge density σ. They are brought in contact and separated. What will be\dots$
2. $Eight drops of mercury, each of same radius and same charge combine to form a bigger drop. The ratio of capacitance of the bigger drop to that of each smaller drop is$
3. $Among the following the charge that does not exist on any type of charged body is$
4. $Two metal spheres, one of radius R and the other of radius 2R respectively have the same surface charge density σ. They are brought in contact and separated. What will be\dots$
5. $Suppose the charge of a proton and an electron differ slightly. One of them is - e, the other is (e + De). If the net of electrostatic force and gravitational force betwe\dots$
6. $The angle between the electric lines of force and the equipotential surface is [NEET 2022]$
7. $If there is only one type of charge in the universe, then (E \to Electric field, d s \to Area vector)$
8. $Two hollow conducting spheres of radii R_{1} and R_{2} (R_{1} > R_{2}) have equal charges. The potential would be [NEET 2022]$
9. $Three charges +Q, q, +Q are placed respectively, at distance, 0, d/2 and d from the origin, on the x-axis. If the net force experienced by +Q, placed at x = 0, is zero, t\dots$
10. $A gaussian sphere encloses an electric dipole within it. The total flux across the sphere is$
11. $An electrostatic paint sprayer has a metal sphere of diameter 18 cm and at a potential of 25 kV . The charge on the metal sphere is$
12. $Suppose the charge of a proton and an electron differ slightly. One of them is -e and the other is (e + Δ e). If the net of electrostatic force and gravitational fo\dots$
13. $A hollow spherical shell of radius r has a uniform charge density σ. It is kept in a cube of edge 3r such that the centers of the cube and the shell coincide. Then the el\dots$
14. $Charge q_{2} is at the centre of a circular path with radius r . Work done in carrying charge q_{1}, once around this equipotential path, would be$
15. $Find out the surface charge density at the intersection of point x = 3 m plane and x -axis, in the region of uniform line charge of 8 nC / m lying along the z -axis\dots$
16. $A charge Q is enclosed by a Gaussian spherical surface of radius R. If the radius is doubled, then the outward electric flux will$
17. $An electron is released from a distance of 4 m from a stationary point charge 20 nC . What will be the speed of the electron when it is 2 m away from the point ch\dots$
18. $A charge q is placed at the centre of the line joining two exactly equal positive charges Q . The system of three charges will be in equilibrium, if q is equal to$
19. $The potential of a large liquid drop when eight liquid drops are combined is 20 V . Then the potential of each single drop was$
20. $When an α-particle of mass 'm' moving with velocity ' v ' bombards on a heavy nucleus of charge 'Ze' its distance of closet approach from the nucleus depends on m as:$
21. $The expression for electric field intensity at a point outside uniformly charged thin plane sheet is (d is the distance of point from plane sheet)$
22. $Two metallic spheres of radii 1 cm and 2 cm are given charges 1 0^{- 2} C and 5 \times 1 0^{- 2} C respectively. If they are connected by a conducting wire, the final\dots$
23. $In finding the electric field using gauss law the formula | E \to | = \frac{q _{inc}}{ϵ _{o} | A |} is applicable. In the formula\dots$
24. $If a charge on the body is 1 nC, then how many electrons are present on the body?$
25. $Two charged spherical conductors of radii R_{1} and R_{2} are connected by a wire. Then, the ratio of surface charge densities of the spheres\dots$

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Gauss's Law: JEE Main Physics Previous Year Questions

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