What is net force on the small dipole placed inside the capacitor at steady state if the plates are separated by $1\ cm$ ?......$N$
  • A$0$
  • B$4$
  • C$8$
  • D$16$
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
    Wheat stone bridge is balanced. Find ratio of electric power dissipated in $(P + Q)$ to $(R + S)$
    View Solution
  • 2
    Give colors of the ring in sequence marked on a resistance of $56 \ k\Omega$ with tolerance $\pm 5\%$
    View Solution
  • 3
    In the diagram resistance between any two junctions is $R$. Equivalent resistance across terminals $A$ and $B$ is
    View Solution
  • 4
    If in the circuit, power dissipation is $150\, W$, then $R$ is ............... $\Omega$
    View Solution
  • 5
    A battery is charged at a potential of $15\, V$ for $8$ hours when the current flowing is $10\, A$. The battery on discharge supplies a current of $5\, A$ for $15$ hours. The mean terminal voltage during discharge is $14\, V$. The "Watt-hour" efficiency of the battery is .............. $\%$
    View Solution
  • 6
    The resistivity of iron is$1 \times {10^{ - 7}}\,ohm - m$. The resistance of a iron wire of particular length and thickness is $1\, ohm$. If the length and the diameter of wire both are doubled, then the resistivity in $ohm - m$ will be
    View Solution
  • 7
    A wire has a resistance of $6  \,\Omega$. It is cut into two parts and both half values are connected in parallel. The new resistance is ................ $\Omega$
    View Solution
  • 8
    A bulb has specification of one kilowatt and $250\, volts$, the resistance of bulb is .................. $\Omega$
    View Solution
  • 9
    A current through a wire depends on time as $i =\alpha_{0} t +\beta t ^{2}$ where $\alpha_{0}=20 A / s$ and $\beta=8 As ^{-2} .$ Find the charge crossed through a section of the wire in $15 \,s$ (in $C$)
    View Solution
  • 10
    A cell can be balanced against $110\,\, cm$ and $100\,\, cm$ of potentiometer wire, respectively with and without being short circuited through a resistance of $10 \,\,\Omega$. Its internal resistance is ............... $\Omega$
    View Solution