You may have heard of drone strikes in war news. Drones used in warfare are helicopters that do not require a pilot. Operated by remote from above ground. The aircraft carries out attacks on a fixed location with weapons or ammunition. Drones are 15 to 18 feet long. Its fan is 20 feet in diameter. At 8 feet high, the aircraft has a speed of 120 kmph and can strike in an area of 200 kms.
Other uses for small-scale drones have also become well-known. Aerial photography also becomes a small drone with a camera.
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