When two batteries are connected in parallel, it should be ensured that
A. they have same e.m.f.
B. they have same make
C. they have same ampere-hour capa-city
D. they have identical internal resistance
Answer:A
When two batteries are connected in parallel, it should be ensured that
A. they have same e.m.f. B. they have same make C. they have same ampere-hour capa-city D. they have identical internal resistance