A potendiometer wire has length `4 m` and resistance `8 Omega`. The resistance that must be connected in series with the wire and an accumulator of e.m.f. `2 V`, so as the get a potential gradient `1 mV` per cm` on the wire is

A potentiometer wire has length 4 m and resistance 8 Omega . The resistance that must be connected in series with the wire and an accumulator of e.m.f. 2V, so as to get a potential gradient 1 mV per cm on the wire is :

A potentiometer wire has length 4 m and resistance 8Omega . The resistance that must be connected in series with the wire and an accumulator of e.m.f. 2V, so as to get a potential gradient 1 mV per cm on the wire is:

A potentiometre wire has length 4m resistance 8 Omega . The resistance that must be connected in series with the wire and an accumulator of e.m.f. 2v, so as to get a potential gradient 1 mV per cm on the wire is:

A potentiometer wire has length 4 m and resistance 8Ω. The resistance that must be connected in series with the wire and an accumulator of e.m.f. 2 V, so as to get a potential gradient 1 mV per cm on the wire is

A potentiometer wire has length 8m and resistance 16Omega . The resistance that must be conneted in series with the wire and an accumulator of emf 4V, so as to get a potential gradient of 1mV per cm on the wire is

A potentiometer wire has length 4m and resistance 8Omega the resistance that must be connected in series with the wire and an accumulaterof emf 2 V so as to get a potential gradient 1 mV ,per cm on the wire is

A potentiometer wire of length 4 cm has a some resistance. The resistance connected in series with the wire and accumulator of e.m.f. 2V is 16Omega . If the potential gradient along wire is 10^(-3)V//cm . The resistance of potentiometer wire is

A potentiometer wire has a length of 4 m and resistance of 4 Omega . What resistance must be connected in series with the potentiometer wire and a cell of e.m.f. 2 V having internal resistance 2 Omega to get a potential drop of 10^-3V/(cm) along the wire?