2 ms·
Right, says "0.5 kg 'rare-earths'" per vehicle. A biggish camera drone uses more.
by moloch-hai 4y ago
Right, says "0.5 kg 'rare-earths'" per vehicle. A biggish camera drone uses more.
- aeyes 4y agoWhat is so special about a drone?
- moloch-hai 4y agoWeight matters. They are all electric. They have electric motors made with permanent magnets.