With reference to Unmanned Aerial Vehicles (UAVs), consider the following statements: I. All types of UAVs…
With reference to Unmanned Aerial Vehicles (UAVs), consider the following statements: I. All types of UAVs can do vertical landing. II. All types of UAVs can do automated hovering. III. All types of UAVs can use battery only as a source of power supply. How many of the statements given above are correct?
Only one
Only two
All the three
None
Solution
Fixed-wing UAVs cannot do vertical landing or hovering. UAVs use varied power sources (battery, IC engine, hybrid, fuel-cell). All three statements are too absolute and are incorrect.