New chat PYQ Library Doubts Rank report

Sign in to see Recents

Sign in to save progress →

Electrostatics question

2024 · 6 Apr · Shift 2 · Q72

Guest · try one question or challengeGuest · try one question or challenge

PYQ Library
JEE Main
Physics
Electrostatics
2024 · 6 Apr · Shift 2 · Q72

Electrostatics question

2024 · 6 Apr · Shift 2 · Q72

JEE MainPhysicsElectrostaticsMCQ+4 / −1

Two identical conducting spheres P and S with charge Q on each, repel each other with a force

16 \mathrm{~N}

. A third identical uncharged conducting sphere

\mathrm{R}

is successively brought in contact with the two spheres. The new force of repulsion between

\mathrm{P}

and

\mathrm{S}

is :

A
1 N
B
6 N
C
12 N
D
4 N

More from Electrostatics

Two charged conducting spheres of radii $a$ and $b$ are connected to each other by a conducting wire. The ratio of charges of the two spheres respectively is:2024 · MCQ
An electric field, $E = \frac{2 i ^ + 6 j ^ + 8 k ^}{6}$ passes through the surface of $4 m^{2}$ area having unit vector $\overset{n}{^} = (\frac{2 i ^ + j ^ + k ^}{6})$ .…2024 · Numerical
If the net electric field at point $P$ along $Y$ axis is zero, then the ratio of $\frac{q _{2}}{q _{3}}$ is $\frac{8}{5 x}$ , where $x =$ . Includes diagram2024 · Numerical
At the centre of a half ring of radius $R = 10 cm$ and linear charge density $4 nC m^{- 1}$ , the potential is $x π V$ . The value of $x$ is .2024 · Numerical
Five charges $+ q, + 5 q, - 2 q, + 3 q$ and $- 4 q$ are situated as shown in the figure. The electric flux due to this configuration through the surface $S$ is : Includes diagram2024 · MCQ
An electric field $E = (2 x \hat{i}) N C^{- 1}$ exists in space. A cube of side $2 m$ is placed in the space as per figure given below. The electric flux through the cube is $Nm^{2} / C$ … Includes diagram2024 · Numerical
An electric charge $1 0^{- 6} μ C$ is placed at origin $(0, 0) m$ of $X - Y$ co-ordinate system. Two points $P$ and $Q$ are situated at $(3, 3) m$ and $(6, 0) m$ …2024 · MCQ
A thin metallic wire having cross sectional area of $1 0^{- 4} m^{2}$ is used to make a ring of radius $30 cm$ . A positive charge of $2 π C$ is uniformly distributed over the ring, while another positive charge…2024 · Numerical