Class Activity: Dependent Sources

$1.$ For the circuit below find the voltage Vab

$2.$ What is the voltage across the resistor R$2$ below $($VR$2)?$

R$2=33$A$5$A

$10$

$2$ix$10$V

ix

$5$

a

b

$+$

$4$

$-$

VR$2$