WBJEE · Physics · Electrostatics
Consider the integral form of the Gaussian law in electrostatics.

Which of the following statements are correct?
- A It contains law of Coulomb.
- B It contains superposition principle.
- C An elementary patch on the enclosing surface is a polar vector.
- D An elementary patch on the enclosing surface is a pseudo-vector.
Answer & Solution
Correct Answer
(C) An elementary patch on the enclosing surface is a polar vector.
Step-by-step Solution
Detailed explanation
Hint : Theory
See the Complete Solution
Get step-by-step explanations for this and 2.5 Lakh+ more JEE, NEET & CET questions.
- Unlock all solutions
- Practice the full chapter
- Track accuracy across PYQs
4.8 rated on Google Play · 14,000+ reviews
More questions from Physics
- \(10^{20}\) photons of wavelength 660 nm are emitted per second from a lamp. The wattage of the lamp is (Planck's constant \(\left.=6.6 \times 10^{-34} \mathrm{Js}\right)\)WBJEE 2025 Medium
- If the temperature of the Sun gets doubled, the rate of energy received on the Earth will increase by a factor ofWBJEE 2016 Easy
- If \(\chi\) stands for the magnetic susceptibility of a substance, \(\mu\) for its magnetic permeability and \(\mu_{0}\) for the permeability of free space, thenWBJEE 2017 Easy
- If the Earth were to suddenly contract to \(\frac{1}{n}\) th of its present radius without any change in its mass, the duration of the new day will be nearlyWBJEE 2011 Hard
- A ray of light is reflected by a plane mirror. \(\hat{e}_{0}, \hat{e}\) and \(\hat{n}\) be the unit vectors along the incident ray, reflected ray and the normal to the reflecting surface respectively. Which of the following gives an expression for ê?
WBJEE 2019 Medium - In Young's double slit experiment with a monochromatic light, maximum intensity is 4 times the minimum intensity in the interference pattern. What is the ratio of the intensities of the two interfering waves?WBJEE 2022 Medium
More PYQs from WBJEE
- Nickel combines with a uninegative monodentate ligand \(\left(\mathrm{X}^{-}\right)\)to form a paramagnetic complex \(\left[\mathrm{NiX}_4\right]^{2-}\). The hybridisation involved and number of unpaired electrons present in the complex are respectively.WBJEE 2023 Medium
- If the electron in a hydrogen atom jumps from an orbit with level \(\mathrm{n}_1=2\) to an orbit with level \(\mathrm{n}_2=1\) the emitted radiation has a wavelength given byWBJEE 2009 Easy
- Let \(y=\left(\frac{3^{x}-1}{3^{x}+1}\right) \sin x+\log _{e}(1+x) \quad x>-1\) Then, at \(x=0, \frac{d y}{d x}\) equalsWBJEE 2012 Hard
- Let \(A=\left(\begin{array}{ccc}2 & 0 & 3 \\ 4 & 7 & 11 \\ 5 & 4 & 8\end{array}\right)\). ThenWBJEE 2023 Easy
- If \(\cot \frac{2 x}{3}+\tan \frac{x}{3}=\operatorname{cosec} \frac{k x}{3},\) then the value of \(k\) isWBJEE 2015 Medium
- \[
\begin{aligned}
&\text { The decreasing order of basic character of }\\
&\mathrm{K}_{2} \mathrm{O}, \mathrm{BaO}, \mathrm{CaO} \text { and } \mathrm{MgO} \text { is }
\end{aligned}
\]WBJEE 2015 Easy