Three resistors each of $4\,\Omega $ are connected together to form a network. The equivalent resistance of the network cannot be ............ $\Omega$
Medium
Download our app for free and get started
(b) If all are in series then ${R_{eq}} = 12\,\Omega $
If all are in parallel then ${R_{eq}} = \frac{4}{3}\Omega = 1.33\,\Omega $
If two are in series then parallel with third, ${R_{eq}} = \frac{8}{3} = 2.6\,\Omega $
If two are in parallel then series with third, ${R_{eq}} = 6\,\Omega $
Download our appand 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
- 1In the figure shown, the total resistance between $A$ and $B$ is ............. $\Omega$View Solution
- 2When the power delivered by a $100\,volt$ battery is $40\,watts$ the equivalent resistance of the circuit is ........... $ohms$View Solution
- 3In an experiment, a graph was plotted of the potential difference $V$ between the terminals of a cell against the circuit current $i$ by varying load rheostat. Internal conductance of the cell is given byView Solution
- 4A solenoid is at potential difference $60\, V$ and current flows through it is $15$ ampere, then the resistance of coil will be ............ $\Omega$View Solution
- 5Three resistors having resistances $\mathrm{r}_{1}, \mathrm{r}_{2}$ and $\mathrm{r}_{3}$ are connected as shown in the given circuit. The ratio $\frac{i_{3}}{i_{1}}$ of currents in terms of resistances used in the circuit is :View Solution
- 6A milliammeter of range $10\, mA$ and resistance $9\, \Omega$ is joined in a circuit as shown. The meter gives full-scale deflection for current $I$ when $A$ and $B$ are used as its terminals, i.e., current enters at $A$ and leaves at $B$ ($C$ is left isolated). The value of $I$ isView Solution
- 7A $25\, watt$, $220\, volt$ bulb and a $100\, watt$, $220\, volt$ bulb are connected in series across a $220\, volt$ lines. Which electric bulb will glow more brightlyView Solution
- 8In the figure given, the electric current flowing through the $5\, k \Omega$ resistor is $'x' mA.$View Solution
The value of $x$ to the nearest integer is .........
- 9In the circuit element given here, if the potential at point $B$, $V_B = 0$, then the potentials of $A$ and $D$ are given asView Solution
- 10Potential difference $V_B-V_A$ in the network shown is ............. $V$View Solution
