P2.2 Determine the current and power dissipated in the resistors in Fig.P2.2.
2.2 R1=2 ohms
+ 0.5S
12V
_
figure2.2
Given that
Resistance
we know that current
power dissipated in the resistor is
power dissipated in the resistor is
Therefore the current and the powers dissipated in the resistors and respectively are and