তড়িতশক্তি ও ক্ষমতা
In a series circuit, and . The impedance of the circuit is
The impedance of the circuit is,
ও এর ২টি বাল্ব 1টি 220V উৎসের সাথে শ্রেণিতে যুক্ত আছে।
When the balance point is obtained in the potentiometer, a current is drawn from
and are three identical bulbs connected as shown in Figure 12.8. When all the three bulbs glow, a current of 3A is recorded by the ammeter A.
How much power is dissipated in the circuit when all the three bulbs glow together?
Heat energy is being produced in a resistance in a circuit at the rate of . The current of is flowing in the circuit. what must be the value of the resistance (in )?