The combined capacity of the parallel combination of two capacitors is four times their combined capacity when connected in series. This means that
  • A
    Their capacities are equal
  • BTheir capacities are $1\,\mu F$ and $2\,\mu F$
  • CTheir capacities are $0.5\,\mu F$ and $1\,\mu F$
  • D
    Their capacities are infinite
Medium
art

Download our app
and get started for free

Experience the future of education. Simply download our apps or reach out to us for more information. Let's shape the future of learning together!No signup needed.*

Similar Questions

  • 1
    The two metallic plates of radius $r$ are placed at a distance $d$ apart and its capacity is $C$. If a plate of radius $r/2$ and thickness $d$ of dielectric constant $6$ is placed between the plates of the condenser, then its capacity will be
    View Solution
  • 2
    Four identical thin, square metal sheets, $S_1, S_2, S_3$, and $S_4$, each of side $a$ are kept parallel to each other with equal distance $d( < < a)$ between them, as shown in the figure. Let $C_0=\varepsilon_0 a^2 / d$, where $\varepsilon_0$ is the permittivity of free space.

    Match the quantities mentioned in $List-I$ with their values in $List-II$ and choose the correct option.

    $List-I$ $List-II$
    ($P$) The capacitance between $S_1$ and $S_4$, with $S_2$ and $S_3$ not connected, is ($1$) $3 C_0$
    ($Q$) The capacitance between $S_1$ and $S_4$, with $S_2$ shorted to $S_3$, is ($2$) $C_0 / 2$
    ($R$) The capacitance between $S_1$ and $S_3$, with $S_2$ shorted to $S_4$, is ($3$) $C_0 / 3$
    ($S$) The capacitance between $S_1$ and $S_2$, with $S_3$ shorted to $S_1$, and $S_2$ shorted to $S_4$, is ($4$) $2 C_0 / 3$
      ($5$) $2 C_0$

    View Solution
  • 3
    The energy stored in the condenser is
    View Solution
  • 4
    A particle of mass $m$ and charge $q$ is placed at rest in a uniform electric field $E$ and then released. The kinetic energy attained by the particle after moving a distance $y$ is
    View Solution
  • 5
    Concentric metallic hollow spheres of radii $R$ and $4 R$ hold charges $Q _{1}$ and $Q _{2}$ respectively. Given that surface charge densities of the concentric spheres are equal, the potential difference $V ( R )- V (4 R )$ is
    View Solution
  • 6
    Capacitance of a capacitor made by a thin metal foil is $2\,\mu F$. If the foil is folded with paper of thickness $0.15\,mm$, dielectric constant of paper is $2.5$ and width of paper is $400\,mm$, then length of foil will be.....$m$
    View Solution
  • 7
    A $600\,pF$ capacitor is charged by $200\,V$ supply. It is then disconnected from the supply and is connected to another uncharged $600\,pF$ capacitor. Electrostatic energy lost in the process is $.........\,\mu J$.
    View Solution
  • 8
    The potential of the point $A$ is greater than that of $B$ by $19\, volt$. What is the potential difference in volts across the $3\,\mu F$ capacitor ?
    View Solution
  • 9
    In a spherical condenser radius of the outer sphere is $R$. The different in the radii of outer and inner sphere in $x$. Its capacity is proportional to
    View Solution
  • 10
    The equivalent capacitance of the system shown in the following circuit is $...........\mu F$
    View Solution