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प्रश्न
State the condition when it is advantageous to connect cells in series.
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उत्तर
It is advantageous to connect cells in series if the external resistance is large enough compared to the total internal resistance of cells.
संबंधित प्रश्न
What actually travels through the wires when you switch on a light?
A charge of 80 C flows in a conductor for 2 minutes.
(a) Calculate the current flowing through the conductor.
(b) If the current through a heater is 4 A what charge must be passing in 8 seconds?
Find the effective resistance in the following circuit diagrams (Fig.):
Find the effective resistance in the following circuit diagrams (Fig.):
How is direction of current related to the direction of flow of electrons?
State whether true or false. If false, correct the statement.
Current can produce magnetic field.
Problems for practice:
If 3A current flows through a circuit, then convert the current in terms of a milliampere.
