List of top Physics Questions on Kirchhoff's Laws asked in MHT CET

In the given electrical network, the value of resistance ' $R$ ' when the current in the galvanometer will be zero, is

Figure shows a part of an electric circuit. The potentials at points \( a, b, \text{and} \, c \) are \( 30 \, \text{V}, 12 \, \text{V}, \, \text{and} \, 2 \, \text{V} \), respectively. The current through the \( 20 \, \Omega \) resistor will be: 

Which one of the following is the correct equation for the electric circuit shown?
In the following figure, the current \( I \) is equal to
The longest wavelength associated with the Paschen series is: $$ \text{(Given } R_H = 1.097 \times 10^7 \, \text{SI unit)}. $$ 
A liquid is allowed to flow into a tube of truncated cone shape. Identify the correct statement:
Which one of the following is the correct equation for the electric circuit shown?
Five current carrying conductors meet at point P. What is the magnitude and direction of the current in conductor PQ?