Home
Class 12
PHYSICS
Two resistances R(1) = X Omega and R(2) ...

Two resistances `R_(1) = X Omega and R_(2) = 1 Omega ` are connected to a wire AB of uniform resistivity , as shown in the figure , The radius of the wire linearly along its axis from 2.2 mm at A to 1 mm at B . A galvanometer (G) connected to the center of the wire , 50 cm from each and along its axis shows zero deflection when A and B are connected to a battery . The value of X is ______.

Promotional Banner

Topper's Solved these Questions

  • JEE ADVANCED 2022

    JEE ADVANCED PREVIOUS YEAR|Exercise PHYSICS (SECTION 2)|6 Videos

  • JEE ADVANCED 2022

    JEE ADVANCED PREVIOUS YEAR|Exercise PHYSICS (SECTION 3)|4 Videos

  • JEE ADVANCED 2021

    JEE ADVANCED PREVIOUS YEAR|Exercise QUESTION|38 Videos

  • MOCK TEST 2022

    JEE ADVANCED PREVIOUS YEAR|Exercise QUESTIONS|18 Videos

Similar Questions

Explore conceptually related problems

Two wires have resistance of 2 Omega and 4 Omega connected to same voltage, ratio of heat dissipated at resistance is

Nine wires each of resistance r=5Omega are connected to make a prism as shown in the figure.Find the equivalent resistance of the arrangement across AB(in Omega )

A wire of 50 cm long, 1mm^(2) in cross-section carries a current of 4 A, when connected to a 2 V battery, the resistivity of wire is

A resistance of 2Omega is to be made from a copper wire (specific resistance 1.7xx10^(-8)Omegam ) using a wire of length 50 cm. The radius of the wire is

Five 1 Omega resistance are connected as shown in the figure. The resistance in the conneting wires is negligilbe. The equivalent resistance between A and B is

A secondary cell of emf 2 V and finternal resistance 0.1 Omega is connected to the ends of a uniform wire of length 1 m and resistacne 12 Omega .A primary cell of emf 1.5 V in series with a galvancometer is connected to two points on the wire. If the galvanometer shows no deflection find the distance between the points.

A uniform wire AB of length 1 m, an unknown resistance X and a resistance of 12 Omega are connected to a battery and a galvanometer G as shown in the figure. The galvanometer shows no deflection when AJ=60 cm. What is the value of X (in ohm) ?