Complex impedance

 $\overrightarrow{Z}\ =5+j2\ \Omega$ . The circuit is:

• Pure inductive

• Inductive-resistive

• Resistive

• Capacitive-resistive

• Pure capacitive

The complex impedance of a circuit is a real number. The circuit is:

• Inductive

• Resistive

• Capacitive

• It is not possible

 $\overrightarrow{Z}\ =-j2\ \Omega$ . The circuit is:

• Pure inductive

• Inductive-resistive

• Resistive

• Capacitive-resistive

• Pure capacitive

The imaginary part of a complex impedance is null. The impedance is:

• Inductive

• Resistive

• Capacitive

• It is not possible

 $\overrightarrow{Z}\ =5\angle-120º\ \Omega$ . The circuit is:

• Inductive

• It is not possible

• Resistive

• Capacitive

 $\overrightarrow{Z}\ =5\angle\frac{\pi}{2}\ \Omega$ . The circuit is:

• Pure inductive

• Inductive-resistive

• Resistive

• Capacitive-resistive

• Pure capacitive

 $\overrightarrow{Z}\ =5\angle\frac{\pi}{4}\ \Omega$ . The circuit is:

• Pure inductive

• Inductive-resistive

• Resistive

• Capacitive-resistive

• Pure capacitive

 $\overrightarrow{Z}\ =-\frac{3}{j}\ \Omega$ . The circuit is:

• Inductive

• It is not possible

• Resistive

• Capacitive