Advertisements
Advertisements
प्रश्न
A current of 0.2 A flows through a conducting wire for 5 minutes. How much charge will flow?
Advertisements
उत्तर
Given: I = 0.2A, t = 5 minute = 5 × 60s = 300s.
Charge Q = I × t = 0.2 × 300 = 60 C.
संबंधित प्रश्न
Name a device that helps to maintain a potential difference across a conductor.
How much energy is given to each coulomb of charge passing through a 6 V battery?
How much work is done in moving a charge of 2 C across two points having a potential difference of 12 V?
Name a device that help to measure the potential difference across a conductor.
Keeping the potential difference constant, the resistance of a circuit is doubled. By how much does the current change?
The figure shows a circuit. When the circuit is switched on, the ammeter reads 0.5 A.
(i) Calculate the value of the unknown resistor R.
(ii) Calculate the charge passing through the 3 Ω resistor in 120 s.
(iii) Calculate the power dissipated in the 3 Ω resistor.
Which of the following represents voltage?
The SI unit of potential difference is ______.
Define Electric potential.
What does the positive and negative sign of potential convey?
