Chapter 3 – Current Electricity
Two resistors of 500Ω and 300Ω are connected in series with a battery of emf 20V.A voltmeter of resistance 500Ω is used to measure the p.d across the 500Ω resistor. The error in the measurement is.
06
Dec
Two resistors of 500Ω and 300Ω are connected in series with a battery of emf 20V.A voltmeter of resistance 500Ω is used to measure the p.d across the 500Ω resistor. The error in the measurement is. Two resistors of 500Ω and 300Ω are connected in series with a battery of emf 20V.A voltmeter of resistance [...]
The p.d. across the resistance of 400 ohm as will be measured by the voltmeter V of resistance 400 ohm
06
Dec
The p.d. across the resistance of 400 ohm as will be measured by the voltmeter V of resistance 400 ohm The p.d. across the resistance of 400 ohm as will be measured by the voltmeter V of resistance 400 ohm December 6, 2020 Category: Cengage NEET by C.P Singh , Chapter 3 - Current Electricity [...]
Two cells of equal emf and internal resistance r1 and r2 (r1 > r2) are connected in series. on connecting this combination to an external resistance R, it is observed that the potential difference across the first cell becomes zero. The value of R will be
06
Dec
Two cells of equal emf and internal resistance r1 and r2 (r1 > r2) are connected in series. on connecting this combination to an external resistance R, it is observed that the potential difference across the first cell becomes zero. The value of R will be it is observed that the potential difference across the [...]
In an electric circuit containing a battery, the charge (assumed positive )inside the battery.
06
Dec
In an electric circuit containing a battery, the charge (assumed positive )inside the battery. In an electric circuit containing a battery the charge (assumed positive )inside the battery. December 6, 2020 Category: Cengage NEET by C.P Singh , Chapter 3 - Current Electricity , Part 2 ,
Two cities are 150km apart. Electric power is sent from one city to another city through copper wires. The fall of potential per km is 8 volt and the average resistance per km is 0.5Ω. The power loss in the wire is
02
Dec
Two cities are 150km apart. Electric power is sent from one city to another city through copper wires. The fall of potential per km is 8 volt and the average resistance per km is 0.5Ω. The power loss in the wire is In the following diagram December 2, 2020 Category: Cengage NEET by C.P Singh [...]
In an RC circuit while charging, the graph of in i versus time is as shown by the dotted line in the diagram figure. Where i is the current. When the value of the resistance is doubled, which of the solid curve best represents the variation of in i versus time
02
Dec
In an RC circuit while charging, the graph of in i versus time is as shown by the dotted line in the diagram figure. Where i is the current. When the value of the resistance is doubled, which of the solid curve best represents the variation of in i versus time In an RC circuit [...]
A capacitor C1 of capacitance 1 μF and a capacitor C2 of capacitance 2 μF are separately charged by a common battery. The two capacitors are then separately allowed to discharged through equal resistors at time t = 0.
02
Dec
A capacitor C1 of capacitance 1 μF and a capacitor C2 of capacitance 2 μF are separately charged by a common battery. The two capacitors are then separately allowed to discharged through equal resistors at time t = 0. In the following diagram December 2, 2020 Category: Cengage NEET by C.P Singh , Chapter 3 [...]
Three identical capacitor, A,B and C are charged to the same potential and then made to discharge through three resistance RA>RB>RC. Their potential difference (V) are plotted against time t, giving the curves 1,2,and 3. Choose the incorrect option.
02
Dec
Three identical capacitor, A,B and C are charged to the same potential and then made to discharge through three resistance RA>RB>RC. Their potential difference (V) are plotted against time t, giving the curves 1,2,and 3. Choose the incorrect option. 2 A) and 3. Choose the incorrect option. B and C are charged to the same [...]
In the previous question, the energy supplied by the cell during charging is equal to
02
Dec
In the previous question, the energy supplied by the cell during charging is equal to In the previous question the energy supplied by the cell during charging is equal to December 2, 2020 Category: Cengage NEET by C.P Singh , Chapter 3 - Current Electricity , Part 2 ,
The capacitor C is initially without charge. X is now joined to Y for a long time, during which H1 heat is produced in the resistance R. X is now joined to Z for a long time, during which H2 heat is produced in R
02
Dec
The capacitor C is initially without charge. X is now joined to Y for a long time, during which H1 heat is produced in the resistance R. X is now joined to Z for a long time, during which H2 heat is produced in R during which H1 heat is produced in the resistance R. [...]