FIGURE $15-87$

Problems

$715$

SECTION $15-4$ Analysis of Series RC Circuits

$26.$ Express the current in polar form for each circuit of Figure $15-85.$

$27.$ Express the current in each circuit of Figure $15-85$ in rectangular form.

$28.$ Calculate the total current in each circuit of Figure $15-86$ and express in polar form.

$29.$ Express the current in each circuit of Figure $15-86$ in rectangular form.

$30.$ Determine the phase angle between the applied voltage and the current for each circuit in Figure $15-86.$

$31.$ Repeat Problem $30$ for the circuit in Figure $15-87,$ using $f=5kHz.$

$32.$ For the circuit in Figure $15-88,$ draw the phasor diagram showing all voltages and the total current. Indicate the phase angles.

FIGURE $15-88$

$33.$ For the circuit in Figure $15-89,$ determine the following in polar form:

$($a$)$ Z

$($b$)I_{\text{t}\text{o}\text{t}}$

$($c$)V_R$

$($d$)V_C$