WebApr 8, 2024 · The current through battery is. Section - B 36. A 10 m long potentiometer wire is connected to a battery having a constant voltage in the primary circuit. A cell of unknown emf is balanced at 5.5 m length of the wire. If the length of the potentiometer wire is reduced to 8 m, then the new balancing length will be : WebUnder most conditions—and when using a simple, general-purpose potentiometer—we can measure the potential with a repeatability of …
Measurement of Emf Using a Potentiometer - Oklahoma …
WebJan 24, 2024 · The potentiometer is an electric instrument that is used to measure the EMF (electromotive force) of a given cell and also the cell’s internal resistance. Furthermore, it … WebApr 14, 2024 · Figure shows a potentiometer used for determination of internal resistance of a cell of emf \( 1 \mathrm{~V} \). When key \( K \) is open, the balance point ... shopping in orange county ca
Measurement of Emf Using a Potentiometer - Oklahoma Christian …
WebTwo cells of emf \\( \\mathrm{E}_{1} \\) and \\( \\mathrm{E}_{2} \\) are to be compared in a potentiometer \\( \\left(\\mathrm{E}_{1}>\\mathrm{E}_{2}\\right ... WebWhat is an EMF of a cell? Ans: Electromotive force is the measurement of the energy that causes the current to flow through a circuit. It is also known as voltage and is measured in volts. 2. What is a potentiometer? Ans: A … WebApr 14, 2024 · No views 1 minute ago Figure shows a potentiometer used for determination of internal resistance of a cell of emf \ ( 1 \mathrm {~V} \). When key \ ( K \) is open, the balance point is … shopping in orlando florida outlets