Kirchhoff's Junction Law
Trending Questions
Q.
The value of current flowing from to in the circuit diagram is :
Q. 70.what is the diffrence between nm , nN , AND Nm
Q. In the circuit shown in figure, cells of emf 2, 1, 3 and 1 V, respectively and resistances 2 Ω, 1 Ω, 3 Ω and 1 Ω are their internal resistances respectively. The potential difference between D and B is given as n13 volts. Find n.
![](https://df0b18phdhzpx.cloudfront.net/ckeditor_assets/pictures/1034603/original_29.png)
![](https://df0b18phdhzpx.cloudfront.net/ckeditor_assets/pictures/1034603/original_29.png)
Q. Find the current i in this circuit section shown.
![](https://s3-us-west-2.amazonaws.com/infinitestudent-images/ckeditor_assets/pictures/13490/content_3.jpg)
![](https://s3-us-west-2.amazonaws.com/infinitestudent-images/ckeditor_assets/pictures/13490/content_3.jpg)
- 1 A
- 2 A
- 3 A
- 0 A
Q. Two parallel plate capacitors A and B having capacitance 2 μF and 3 μF are charged separately up to 20 V and 10 V respectively. Now, the positive plate of A is connected to the positive plate of B and negative plate of A is connected with negative plate of B. Find how much charge flows in the circuit?
![](https://df0b18phdhzpx.cloudfront.net/ckeditor_assets/pictures/1244913/original_22.png)
![](https://df0b18phdhzpx.cloudfront.net/ckeditor_assets/pictures/1244913/original_22.png)
- 28 μC
- 40 μC
- 12 μC
- 42 μC
Q. Kirchhoff’s junction law is a consequence of which of the following facts?
- Conservation of energy
- Conservation of charge
- Quantization of charge
- Quantization of energy
Q. Kirchhoff’s junction law is a consequence of .
- energy conservation
- charge conservation
- charge quantization
- energy quantization
Q. The following figure shows a network of currents, their magnitudes and directions. The current I will be equal to _____.
- −3 A
- 3 A
- 13 A
- 20 A
Q. The magnitude of i in ampere unit is
![](https://s3-us-west-2.amazonaws.com/infinitestudent-images/ckeditor_assets/pictures/17250/content_imageedit_41_2337599430.png)
![](https://s3-us-west-2.amazonaws.com/infinitestudent-images/ckeditor_assets/pictures/17250/content_imageedit_41_2337599430.png)
- 0.1
- 0.3
- 0.6
- None of these
Q. Two parallel plate capacitors A and B having capacitance 2 μF and 3 μF are charged separately up to 20 V and 10 V respectively. Now, the positive plate of A is connected to the positive plate of B and negative plate of A is connected with negative plate of B. Find how much charge flows in the circuit?
![](https://df0b18phdhzpx.cloudfront.net/ckeditor_assets/pictures/1244913/original_22.png)
![](https://df0b18phdhzpx.cloudfront.net/ckeditor_assets/pictures/1244913/original_22.png)
- 12 μC
- 28 μC
- 40 μC
- 42 μC
Q. A meter-bridge setup (as shown) is used to determine end correction at A and B. When a resistance of 15 Ω is used in left gap and of 20 Ω in right gap then null point is 42 cm from A, now if these resistances are intercharged null point is 57 cm from A then end correction at A & B are x cm and y cm. Find x+y