मराठी
महाराष्ट्र राज्य शिक्षण मंडळएचएससी विज्ञान (सामान्य) इयत्ता १२ वी

State Kirchhoff’s first (current) law. - Physics

Advertisements
Advertisements

प्रश्न

State Kirchhoff’s first (current) law.

टीपा लिहा
Advertisements

उत्तर

The algebraic sum of the currents at a junction is zero in an electrical network.

i.e., `sum_("i" = 1)^"n" "I"_"i" = 0`

where Ii is the current in the ith conductor at a junction having n conductors.   

shaalaa.com
Kirchhoff’s Laws of Electrical Network
  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 9: Current Electricity - Very Short Answer

APPEARS IN

संबंधित प्रश्‍न

Kirchhoff’s first law, i.e., ΣI = 0 at a junction, deals with the conservation of ______.


Are Kirchhoff’s laws applicable to both AC and DC currents?


What is the basis of Kirchhoff’s current law and voltage law?


Are Kirchhoff’s laws applicable to both AC and DC circuits?


The figure shows a network of currents. The magnitude of currents is shown here. The current I will be ______

 


Kirchhoff's junction rule is a reflection of ____________.


The magnitude and direction of the current in the circuit shown will be ______

 


The potential difference (VA - VB) between the points A and B in the given figure is ______.


What determines the conventional direction of the product of current and resistance while applying the Kirchhoff's law?


Which of the following is the dimensional formula for electric polarisation?


In the figure shown, the voltage across C3 will be 


In the following electrical network, the value of 'I' is


The current in the arm CD of the circuit will be


The current I3 in the following circuit is ____________.


According the Kirchhoff's law, in any analytic circuit, if the direction of current is assumed opposite, then the value of current will be ____________.


Kirchhoff's law of radiation proves that ______ 


Using Kirchhoff's law, find the current flowing through the given circuit.

 


Two cells of emf 4 V and 2 V having a respective internal resistance of 1 Ω and 2 Ω are connected in parallel, so as to send current in the same direction through an external resistance of 5 Ω. Find the current through the external resistance.


In the following network, the current flowing through 15 Ω resistance is ______.


State sign convention of Kirchhoff's voltage law.


The figure shows part of an electric circuit. The potential difference VA - VB is ______. 


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×