Potentiometer wire length is 10m
Web7 Jul 2024 · A potentiometer wire of length 10 m and resistance 20 Ω is connected in series with a 25 V battery and an external resistance 30 Ω . A cell of emf E in secondary circuit is balanced by 250 cm long potentiometer wire. The value of E (in volt) is x/10. The value of x is _______. jee main 2024 1 Answer +1 vote WebPotentiometer wire length is 10m, having a total resistance of 10Ω 10 Ω, if a battery of emf 2 volt negligible internal resistance and a rheostat is connected to it then potential gradient …
Potentiometer wire length is 10m
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Web22 Jun 2024 · A potentiometer wire is 10 m long and has a resistance of 10 ohm. It is connected to a battery of emf 5 V and internal resistance 2 ohm. calculate the potential … WebIf radius of a potentiometer wire is increased four times keeping its length and potential difference across it constant, then the value of its potential gra...
WebA battery having a steady voltage is connected to the ends of 10 m long potentiometer wire.The null point for a Leclaire cell is obtained at 750 cm.If the length of potentiometer wire is increased by 1 m,the new balancing length in metres will be:- WebQ. AB is a potentiometer wire of length 100 cm and its resistance is 10 Ω. It is connected in series with a resistance R=40 Ω and a battery of emf 2 V and negligible internal …
Web18 Mar 2024 · A $10m$ long potentiometer wire is connected to a battery having a steady voltage. A Leclanche cell is balanced at $4m$ length of the wire. If the length is kept the same, but its cross section is doubled, the null point will be obtained at: ... Hence, it can be inferred that the voltage drop per unit length of the potentiometer wire will also ... Web23 Jan 2024 · Answer A potentiometer wire is 10 m long and a potential difference of 6 V is maintained between its ends. The emf of a cell which balances against a length of 180 c m of the potentiometer wire is: (A) 1.8 V (B) 1.1 V (C) 1.08 V (D) 1.2 V Last updated date: 23rd Jan 2024 • Total views: 229.5k • Views today: 5.24k Answer Verified 229.5k + views
WebA 10m long potentiometer wire has a resistance of 20 ohm. It is connected in series with a battery of emf 3V and a resistance of `10Omega`. The internal resistance of cell is negligible. If he...
Web\( A B \) is a potentiometer wire of length \( 100 \mathrm{~cm} \) and its resistance is \( 10 \mathrm{~cm} \) ohm. It is connected in series with a resistan... ehs training certificationWeb4 Oct 2024 · The long wire may also be cut into a few pieces where each piece would be connected at its endpoints with a thick metallic strip; in total, there are 6 pieces of wire, each of 1m length so that adds up to a total of 6m. However, it is worth noting that the wire can be up to 10m long. Generally, the longer the wire, the more accurate the ... folli natural eyelash growth serumWeb14 Apr 2024 · The length of a wire of a potentiometer is \( 100 \mathrm{~cm} \), and the emf of its standard cell is \( E \) volt. It is employed to measure the emf of a b... ehs training attendance sheetWeb5 Apr 2024 · The length of a potentiometer wire is 10m and a potential difference of 2 volt is applied to its ends. If the length of its wire is increased by 1m, the value of potential gradient in... ehs training cmuWeb2 Feb 2024 · Potentiometer wire length is 10m, having a total resistance of `10Omega`, if a battery of emf 2 volt negligible internal resistance and a rheostat is connect... follina windows serverWeb22 Feb 2024 · Potential gradient is the ratio of potential difference and the length of potentiometer wire. Complete answer: Let I be the current in the circuit. E be emf, r is internal resistance and ${{R}_{s}}$ is the resistance of wire connected in series with battery. ehs training content providersWeb3 Aug 2024 · In the given figure, there is a circuit of potentiometer of length AB = 10 m. The resistance per unit length is 0.1 Ω Ω per cm. Across AB, a battery of emf E and internal resistance 'r' is connected. The maximum value of emf measured by this potentiometer is : (1) 5 V (2) 2.25 V (3) 6 V (4) 2.75 V jee jee main jee main 2024 ehs training gatech