Discuss the construction and working of a dry cell.

What is Galvanic cell ? Discuss the construction and working of Daniell cell.

Discuss the construction and working of a Carnot’s engine.

Describe the construction and working of Daniell cell.

Describe the construction and working of a parallel-plate capacitor. Find the expression for its capacitance.

Describe the construction and working of Daniell cell. The following reaction occurs in a cell Zn (s) + Co^(2+) ( aq) hArr Co(s) + Zn^(2+)(aq) Write the electrode reaction and find out the emf of the cell. Given Zn(s) rarr Zn^(2+)(aq) , E^(@) = 0.76 V CO(s) rarr Co^(2+)(aq) , E^(@) = 0.28V

with neat circuit diagram describe the construction and working of centretap full wave rectifier.