Two batteries of e.m.f. `E_(1)` and `E_(2)` and internal resistance `r_(1)` and `r_(2)` are connected in parallel. Determine their equivelent e.m.f.

Two batteries of emf E_(1) and E_(2)(E_(2) gt E_(1)) and internal resistance r_(1) and r_(2) respectively are connected in parallel as shown in the figure. Then, which of the followings statements is correct ?

Two batteries of emf E_(1) and E_(2)(E_(2) gt E_(1)) and internal resistance r_(1) and r_(2) respectively are connected in parallel as shown in the figure. Then, which of the followings statements is correct ?

Two cells, of e.m.f. 2E and E, and internal resistance 2 r and r respectivley are connected in parallel. Obtain the expression for the equivalent e.m.f and the internal resistance of the combination?

Two cells of emf E_1.E_2 and internal resistance r_1 , r_2 respectively are connected to parallel combination. Determine the equivalent emf of the combination.

Two cells of emf E_1,E_2 and internal resistances r_1,r_2 respectively are connected in parallel combination. Determine the equivalent emf of the combination.

Two cells of emf E_1 and E_2 having internal resistance r _1 and r_2 are connected in parallel. Calculate Eeq and req for the combination.