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Sahay Sir > Question Answers > Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) > Column I gives physical quantities based on a situation in which an ideal cell of emf V is connected across a cylindrical rod of uniform cross-section area and conductivity (sigma) as shown in figure E, J, phi and I are electric field at, current density through, electric flux through and current through shaded cross section repectively as shown in figure. Physical quantities in column-II are equal to those in column i Match the expression in Column I with the statement in Column II

Column I gives physical quantities based on a situation in which an ideal cell of emf V is connected across a cylindrical rod of uniform cross-section area and conductivity (sigma) as shown in figure E, J, phi and I are electric field at, current density through, electric flux through and current through shaded cross section repectively as shown in figure. Physical quantities in column-II are equal to those in column i Match the expression in Column I with the statement in Column II

Consider a resistor of uniform cross-sectional area connected to a battery of internal resistance zero. If the length of the resistor is doubled by stretching it then