Tap an answer. Wrong ones show the why and cite the reg. Day one is a quick five. Ten a day after that. That’s the whole product. 268 more below.
How does cold temperature affect lithium polymer (LiPo) battery performance in a small UAS?
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Yes. All 269 questions, the daily drill, and every explanation are free, with no account and no locked tier. You never need an email to drill; progress saves in your browser.
A practice test is one pass and done. The drill is a daily habit: ten questions a day, fresh ones mixed with up to four of yesterday’s misses, and a missed question keeps coming back until you answer it correctly twice in a row. Ten is the default, not a limit. Keep drilling past ten, or build your own set from the bank.
Thirty-three are drawn verbatim from the FAA’s public sample bank. The rest are original questions written from 14 CFR Part 107, the FAA Remote Pilot Study Guide, and the Airman Certification Standards, and every question cites its source.
No. Progress saves in your browser automatically, and you can download it as a small file to move it to another device.