State and prove Wheat stone bridge principle. Discuss the determinaton of unknown temperature with its help.

Wheat stone bridge is used to measure.

State Le Chatelier's principle. Discuss the effect of pressure, concentration and temperature on the following reaction. N_(2(g))+O_(2(g))hArr2NO_((g))

State Le Chatelier's principle. Discuss the effect of pressure, concentration and temperature on the following reaction. N_(2(g))+O_(2(g))hArr2NO_((g))

State and prove Archimedes principle.

State Wheatstone bridge principle and deduce it using Kirchhoff's rules.

Draw the circuit diagram for the determination of unknown resistance with the help of a metre bridge .