Are RLE Load and Capacitive Load Buck Choppers Identical?

[McMurry]

Homework Statement

I've gone through two different books... and both give a different circuit for the buck chopper.
Is the one with RLE load is totally same like the one with a capacitor in parallel with the resistive load?

hxxp://img181.imageshack.us/my.php?image=chopper1pp2.jpg
hxxp://img367.imageshack.us/my.php?image=chopper2zh0.jpg

(replace hxxp with http, sorry cause i am not allowed to post URL to other sites yet)

Homework Equations

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The Attempt at a Solution

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[DaveE]

This link has a good description of Buck power supplies:
https://www.electronics-tutorials.ws/power/switch-mode-power-supply.html#:~:text=The%20Buck%20switching%20regulator%20is,terminals%20without%20changing%20the%20polarity.