Aniket

the total surface area of a cylinder is 440 m square. find the height of cylinder if its radius is 7m.

d/dx of logx

Well, for resistance of wire we have formula as, R = (resistivity * length of wire ) / crosssectional area. As both wires are identical, there length and crossectional area are same. So, as resistance is directly praportional to resistivity, R(Cu) / R(Al)...

Vmax=√musrg

Jagat we cannot use Charles law because the container is open moles at not constant