Home » Classroom » JAMB Physics 2013 Question

A cell of emf 1 5V is connected in series with ... - JAMB Physics 2013 Question

A cell of emf 1.5V is connected in series with a 1Ω resistor and a current of 0.3A flows through the resistor. Find the internal resistance of the cell
A
4.0Ω
B
3.0Ω
C
1.5Ω
D
1.0Ω
correct option: a
r = \(\frac{E}{I} - R\)

r = \(\frac{1.5}{0.3} - 1\)

r = 4\(\Omega\)
Please share this, thanks:

Add your answer

Notice: Posting irresponsibily can get your account banned!

No responses