A piece of wire is cut into four equal parts and the pieces are bundled together side by side to form a thicker wire. Compared with that of the original wire, the resistance of the bundle is ..........
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
- 1Resistances are arranged in a cyclic order to form a balanced wheatstone bridge as shown in figure. Ratio of power consumed in the branches $P + Q$ and $R + S$ isView Solution
- 2When two resistance $R_1$ and $R_2$ connected in series and introduced into the left gap of a meter bridge and a resistance of $10 \Omega$ is introduced into the right gap, a null point is found at $60 cm$ from left side. When $R_1$ and $R_2$ are connected in parallel and introduced into the left gap, a resistance of $3 \Omega$ is introduced into the right-gap to get null point at 40 cm from left end. The product of $R_1 R_2$ is $.............\Omega$View Solution
- 3Two current elements $P$ and $Q$ have current voltage characteristics as shown below :View Solution
Which of the graphs given below represents current voltage characteristics when $P$ and $Q$ are in series.
- 4A hot electric iron has a resistance of $80\,\Omega $ and is used on a $200\, V$ source. The electrical energy spent, if it is used for two hours, will be ........... $Wh$View Solution
- 5In the circuit shown, the reading of the Ammeter is doubled after the switch is closed. Each resistor has a resistance $1\,\Omega $ and the ideal cell has an $e.m.f.$ $10\, V$. Then, the Ammeter has a coil resistance equal to ............... $\Omega$View Solution
- 6Kirchhoff's first law $i.e.$ $\Sigma i = 0$ at a junction is based on the law of conservation ofView Solution
- 7The figure shows a network of five resistances and two batteries The total electrical power consumed by the circuit is ............... $W$View Solution
- 8If ${V_{AB}} = 4\,V$ in the given figure, then resistance $X$ will be .............. $\Omega$View Solution
- 9In a conductor $4$ coulombs of charge flows for $2$ seconds. The value of electric current will beView Solution
- 10In the electrical circuit shown in the figure, the current $i$ through the side $AB$ isView Solution
