The brightness of a bulb will be reduced, if a resistance is connected in
Easy
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
- 1$50\,\Omega $ and $100\,\Omega $ resistors are connected in series. This connection is connected with a battery of $2.4\, volts$. When a voltmeter of $100\,\Omega $ resistance is connected across $100\,\Omega $ resistor, then the reading of the voltmeter will be ............. $V$View Solution
- 2View SolutionWhich of the following is vector quantity
- 3Potential difference across $A B$ i.e., $V_A-V_B$ is ......... $V$View Solution
- 4In a potentiometer experiment, it is found that no current passes through the galvanometer when the terminals of the cell are connected across $52\ cm$ of the potentiometer wire. If the cell is shunted by a resistance of $ 5\,\Omega$, a balance is found when the cell is connected across $40\ cm$ of the wire. Find the internal resistance of the cell ........... $\Omega$View Solution
- 5An expression for rate of heat generated, if a current of $I$ ampere flows through a resistance of $R$ $\Omega$, isView Solution
- 6Two $220\; V , 100 \;W$ bulbs are connected first in series and then in parallel. Each time the combination is connected to a $220 \;V \;AC$ supply line. The power drawn by the combination in each case respectively will beView Solution
- 7The circuit shown here is used to compare the emf of two cells $E_1$ and $E_2 (E_1 > E_2)$. The null point is at $C$ when the galvanometer is connected to $E_1$. When the galvanometer is connected to $E_2$, the null point will beView Solution
- 8The value of the resistance $R$ in figure is adjusted such that power dissipated in the $2\,\Omega$ resistor is maximum. Under this conditionView Solution
- 9In the given figure, the equivalent resistance between the points $A$ and $B$ is ............ $\Omega$View Solution
- 10Find equivalent resistance $A$ and $B$View Solution
