Minimum number of $2\,\mu F$ and $250\, V$ capacitors used to make a combination of $12\,\mu F$ and $500\,V$ are
  • A$48$
  • B$24$
  • C$12$
  • D$6$
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
    Assertion : The electrostatic force between the plates of a charged isolated capacitor decreases when dielectric fills whole space between plates.

    Reason : The electric field between the plates of a charged isolated capacitance increases when dielectric fills whole space between plates.

    View Solution
  • 2
    A charge of $5\,C$ is given a displacement of $0.5\,m$. The work done in the process is $10\,J$. The potential difference between the two points will be.......$V$
    View Solution
  • 3
    Find the equivalent capacitance of the circuit between point $A$ and $B$.
    View Solution
  • 4
    $2\,\mu F$ capacitance has potential difference across its two terminals $200\;volts$. It is disconnected with battery and then another uncharged capacitance is connected in parallel to it, then $P.D.$ becomes $20\;volts$. Then the capacity of another capacitance will be.......$\mu F$
    View Solution
  • 5
    If a solid and a hollow conducting sphere have same radius then
    View Solution
  • 6
    State which of the following is correct
    View Solution
  • 7
    Twenty seven drops of same size are charged at $220\, \mathrm{~V}$ each. They combine to form a bigger drop. Calculate the potential of the bigger drop. (In $\mathrm{~V}$)
    View Solution
  • 8
    A capacitor of capacitance $C=1\, \mu \,{F}$ is suddenly connected to a battery of $100\, volt$ through a resistance ${R}=100\, \Omega$. The time taken for the capacitor to be charged to get $50 \,{V}$ is $....\,\times \,10^{-4}\,s.$

    [Take $\ln 2=0.69]$

    View Solution
  • 9
    The capacity of a condenser is $4 \times {10^{ - 6}}$ farad and its potential is $100\,\,volts$. The energy released on discharging it fully will be.......$Joule$
    View Solution
  • 10
    Three identical capacitors are combined differently. For the same voltage to each combination, the one that stores the greatest energy is
    View Solution