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प्रश्न
State expression for Cells connected in series.
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उत्तर
I = `"nE"/("R" + "nr'")` cells in series.
संबंधित प्रश्न
A battery and three lamps are connected as shown:
Which of the following statements about the currents at X, Y and Z is correct?
(a) The current at Z is greater than that at Y.
(b) The current at Y is greater than that at Z.
(c) The current at X equals the current at Y.
(d) The current at X equals the current at Z.
In the network shown in the following adjacent Figure, calculate the equivalent resistance between the points.
- A and B
- A and C
In the circuit shown in fig. 6, find the reading of the ammeter A when the switch S is
(a) Opened.
(b) Closed.
60 joules of heat was dissipated in a resistor when 20 C flowed for 5 s. Calculate:
(a) P.d. across the resistor,
(b) Resistance of the resistor, and
(c) Average power dissipated in the resistor.
How should the electric lamps in a building be connected?
