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:
  • A$\sqrt{\mathrm{ab}}$
  • B$a b$
  • C$\frac{a}{b}$
  • D$\frac{\mathrm{b}}{\mathrm{a}}$
JEE MAIN 2024, Diffcult
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
    Figure given below shows two identical parallel plate capacitors connected to a battery with switch $S$ closed. The switch is now opened and the free space between the plate of capacitors is filled with a dielectric of dielectric constant $3$. What will be the ratio of total electrostatic energy stored in both capacitors before and after the introduction of the dielectric
    View Solution
  • 2
    Equivalent capacitance between $A$ and $B$ is......$\mu \,F$
    View Solution
  • 3
    A $10\, micro-farad$ capacitor is charged to $500\, V$ and then its plates are joined together through a resistance of $10\, ohm$. The heat produced in the resistance is........$J$
    View Solution
  • 4
    The circuit shown in the figure consists of a charged capacitor of capacity $3\, \mu F$ and a charge of $30\, \mu C$. At time $t =0,$ when the key is closed, the value of current flowing through the $5\, M \Omega$ resistor is $'x'$ $\mu-A$. The value of $'x'$ to the nearest integer is .........
    View Solution
  • 5
    The energy required to charge a capacitor of $5\,\mu \,F$ by connecting a $d.c$. source of $20\, kV$ is......$kJ$
    View Solution
  • 6
    Three capacitors each of $4\,\,\mu F$  are to be connected in such a way that the effective capacitance is $6\,\,\mu F.$  This can be done by connecting thern
    View Solution
  • 7
    When a dielectric material is introduced between the plates of a charged condenser then electric field between the plates
    View Solution
  • 8
    The capacity of a parallel plate condenser depends on
    View Solution
  • 9
    A number of capacitors each of capacitance $1\,\mu F$ and each one of which get punctured if a potential difference just exceeding $500\,volt$ is applied, are provide, then an arrangement suitable for givin  a capacitance of $2\,\mu F$ across which $3000\,volt$ may be applied requires at least
    View Solution
  • 10
    A network of four capacitors of capacity equal to ${C_1} = C,\,\,{C_2} = 2C,\,{C_3} = 3C$ and ${C_4} = 4C$ are conducted in a battery as shown in the figure. The ratio of the charges on ${C_2}$ and ${C_4}$ is
    View Solution