Physics

Problem

A cell of emf

24\,\text{V}

and internal resistance

2\,\Omega

is connected to a

10\,\Omega

resistor. How much heat (in joules) is produced in the external resistor in

2\,\text{minutes}

? a)

6912\,\text{J}

4800\,\text{J}

2400\,\text{J}

5760\,\text{J}