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

State Kirchhoff’s second (voltage) law.

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प्रश्न

State Kirchhoff’s second (voltage) law.

टीपा लिहा
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उत्तर

Statement: The algebraic sum of the potential differences (products of current and resistance) and the electromotive forces (emfs) in a closed-loop is zero. 

i.e., `sum "IR" + sum"E" = 0`

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पाठ 9: Current Electricity - Very Short Answer

संबंधित प्रश्‍न

Kirchhoff’s second law (voltage law) is based on ______ 


State Kirchhoff’s first (current) law.


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


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

 


A carrier wave of peak voltage 16 V is used to transmit a signal. If the modulation index is 75%, the peak voltage of the modulating signal is ______.


Kirchhoff's junction rule is a reflection of ____________.


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

 


In the given circuit, the emf 'E' of the cell is ______.


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 


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 ______ 


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 Kirchhoff's voltage law.


State sign convention of Kirchhoff's voltage law.


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


Figure shows a part of an electric circuit. The potentials at points a, b and c are 30 V, 12 V and 2 V respectively. The current through the 20 Ω resistor will be.


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