WebName a device that helps to maintain a potential difference across a conductor in a circuit. When do we say that the potential difference across a conductor is 1 volt? Calculate the amount work done in shifting a charge of 2 coulombs from a point A to B having potentials 110 V and 25 V respectively. WebSep 12, 2024 · Electric Potential Difference. The electric potential difference between points A and B, VB − VA is defined to be the change in potential energy of a charge q moved from A to B, divided by the charge. Units of potential difference are joules per coulomb, given the name volt (V) after Alessandro Volta. 1V = 1J / C.

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WebJul 31, 2009 · A source of electricity such as cell, battery, power supply, etc. helps to maintain a potential difference across a conductor. 9 K. Venkata Ramana answered this WebQ.1 Name a device that helps to maintain a potential difference across aconductor.Welcome to our channel, hope you will get sufficient information from our v... small business computer servers reviews

Electric potential difference and Ohm

WebQ. (a) Name a device which helps to maintain a potential difference across the ends of a conductor. (b) What is meant by saying that the potential difference between two points … WebName a device which helps to maintain potential difference across a conductor (say a , bulb) If a potential difference of 1 0 V causes a current of 2 A to flow for 1 minute , how much energy is transferred ? WebIt says that the voltage between two points of a conductor is directly proportional to the current flowing through it as long as its physical properties remain constant. This is expressed in the form of the equation: V = IR. where V is the potential difference, I is the current flowing, and R is the constant proportionality factor, which is ... small business computer setup