Current Electricity Charging Discharging Of Capacitors Question 610

Question: A dry cell has an e.m.f. of 1.5 V and an internal resistance of $ 0.05,\Omega $ . The maximum current obtainable from this cell for a very short time interval is

[Haryana CEE 1996]

Options:

A) 30 A

B) 300 A

C) 3 A

D) 0.3 A

Show Answer

Answer:

Correct Answer: A

Solution:

$ i=\frac{E}{r}=\frac{1.5}{0.05}=30A $