Chapter 19 – Electric Resistance and Simple Circuits
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A capacitor is charged to certain potential and then allow to discharged through a resistance R. the ration of charge on the capacitor to current in the circuit
06
Dec
A capacitor is charged to certain potential and then allow to discharged through a resistance R. the ration of charge on the capacitor to current in the circuit A capacitor is charged to certain potential and then allow to discharged through a resistance R. the ration of charge on the capacitor to current in the [...]
The temperature coefficient of resistance of conductor varies as alpha (T)=3T^2+2T. If R_0 is resistance at T = 0 and R is resistance at T, then.
06
Dec
The temperature coefficient of resistance of conductor varies as alpha (T)=3T^2+2T. If R_0 is resistance at T = 0 and R is resistance at T, then. The temperature coefficient of resistance of conductor varies as alpha (T)=3T^2+2T. If R_0 is resistance at T = 0 and R is resistance at T then December 6, 2020 [...]
In the circuit shown in fig. the cell is ideal with emf 15V. Each resistance is of 3Ω. The potential difference across the capacitor in steady state is ·
06
Dec
In the circuit shown in fig. the cell is ideal with emf 15V. Each resistance is of 3Ω. The potential difference across the capacitor in steady state is · In the circuit shown in fig. the cell is ideal with emf 15V. Each resistance is of 3Ω. The potential difference across the capacitor in steady [...]
A capacitor of capacitance C has charge Q. it is connected to an identical capacitor through a resistance. The heat produced in the resistance is.
06
Dec
A capacitor of capacitance C has charge Q. it is connected to an identical capacitor through a resistance. The heat produced in the resistance is. A capacitor of capacitance C has charge Q. It is connected to an identical capacitor through a resistance. The heat produced in the resistance is December 6, 2020 Category: Cengage [...]
In the circuit in fig. If no current flows through the galvanometer when the key k is closed, the bridge is balanced. The balancing condition for bridge is
06
Dec
In the circuit in fig. If no current flows through the galvanometer when the key k is closed, the bridge is balanced. The balancing condition for bridge is In the circuit in fig. If no current flows through the galvanometer when the key k is closed the bridge is balanced. The balancing condition for bridge [...]
In the circuit given in fig. switch S is at position 1 for long time. Find the total heat generated in resistor of resistance `(2r_0),` when the switch S is shifted from position 1 to position 2.
06
Dec
In the circuit given in fig. switch S is at position 1 for long time. Find the total heat generated in resistor of resistance `(2r_0),` when the switch S is shifted from position 1 to position 2. ` when the switch S is shifted from position 1 to position 2. In the circuit given in [...]
In the circuit shown in Figure, C1 = 2C2 . Initially, capacitor C1, is charged to a potential of V. The current in the circuit just after the switch S is closed is
06
Dec
In the circuit shown in Figure, C1 = 2C2 . Initially, capacitor C1, is charged to a potential of V. The current in the circuit just after the switch S is closed is C1 = 2C2 . Initially capacitor C1 In the circuit shown in Figure is charged to a potential of V. [...]
In the circuit shown switch `S` is closed at `t=0`. Let `i_1` and `i_2` be the current at any finite time t then the ratio `i_1/i_2`
06
Dec
In the circuit shown switch `S` is closed at `t=0`. Let `i_1` and `i_2` be the current at any finite time t then the ratio `i_1/i_2` In the circuit shown switch `S` is closed at `t=0`. Let `i_1` and `i_2` be the current at any finite time t then the ratio `i_1/i_2` December 6, 2020 [...]
A charged capacitor is allowed to discharge through a resistor by closing the key at the instant t=0 (see Figure). At the instant t=(ln4)μs, the reading of the ammeter falls half the initial value. The resistance of the ammeter is equal to
06
Dec
A charged capacitor is allowed to discharge through a resistor by closing the key at the instant t=0 (see Figure). At the instant t=(ln4)μs, the reading of the ammeter falls half the initial value. The resistance of the ammeter is equal to A charged capacitor is allowed to discharge through a resistor by closing the [...]
In the circuit shown in fig. find the maximum energy stored on the capacitor. Initially, the capacitor was uncharged.
06
Dec
In the circuit shown in fig. find the maximum energy stored on the capacitor. Initially, the capacitor was uncharged. In the circuit shown in fig. find the maximum energy stored on the capacitor. Initially the capacitor was uncharged . December 6, 2020 Category: Cengage JEE Mains Physics by B.M Sharma , Chapter 19 - Electric [...]