Calculate the equivalent resistance between $A$ and $B$
  • A$\frac{9}{2}\,\Omega $
  • B$3  \,\Omega$
  • C$6 \, \Omega$
  • D$\frac{5}{3}\,\Omega $
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
    To verify Ohm's law, a student connects the voltmeter across the battery as, shown in the figure. The measured voltage is plotted as a function of the current, and the following graph is obtained If $V_0$ is almost zero, identify the correct statement
    View Solution
  • 2
    A bulb of $100\, W$ is connected in parallel with an ideal inductance of $1\, H$. This arrangement is connected to a $90\,V$ battery through a switch. On pressing the switch, the
    View Solution
  • 3
    A rectangular parallelopiped is measured as $1\,cm \times 1\,cm \times 100\,cm$. If its specific resistance is $3 \times 10^{-7}\,\Omega\,m$, then the resistance between its two opposite rectangular faces will be $..........x^{-7} \Omega$.
    View Solution
  • 4
    The figure shows a network of resistances in which the point $A$ is earthed. The current through the $3\,\Omega$ resistor is
    View Solution
  • 5
    A cell of constant $e.m.f.$ first connected to a resistance ${R_1}$ and then connected to a resistance ${R_2}$. If power delivered in both cases is then the internal resistance of the cell is
    View Solution
  • 6
    If three bulbs $60\,W$, $100\,W$ and $200\,W$ are connected in parallel, then
    View Solution
  • 7
    Reading of ammeter in ampere for the following circuit is
    View Solution
  • 8
    For driving a current of $2\, A$ for $6$ minutes in a circuit, $1000\, J$ of work is to be done. The $e.m.f.$ of the source in the circuit is ................ $V$
    View Solution
  • 9
    Resistance $n$, each of $r\; ohm$, when connected in parallel give an equivalentresistance of $R\; ohm$. If these resistances were connected in series, the combination would have a resistance in $ohms$, equal to
    View Solution
  • 10
    The resistance of the filament of a lamp increases with the increase in temperature. A lamp rated $100\, W, 220\, V$ is connected across $220\, V$ power supply. If the voltage drops by $10\%$ then the power of lamp will be
    View Solution