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प्रश्न
State the condition when it is advantageous to connect cells in parallel.
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उत्तर
It is advantageous to connect cells in parallel if the internal resistance of each cell is high enough compared to the external resistance.
संबंधित प्रश्न
Compare how an ammeter and a voltmeter are connected in a circuit.
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Define the following:
Electromotive force
What would be the danger involved in replacing a blown fuse with the one which would carry a large current?
An electric kettle has a heating element which is rated at 2 kW when connected to a 250 V electric supply. Calculate the
(a) Current which flows in the element when it is connected to a 250 V supply,
(b) Resistance of the filament,
(c) Heat produced in 1 minute by the element,
(d) Cost of running the kettle for 10 minutes a day for 30 days of the month, at the rate of Rs. 3.00 per unit.
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