ROBOT EYES FOR THE ARMY

The video tutorial introduces the SD-1 drone, a radio-controlled pilotless aircraft used by the Army for enemy spotting. It covers the assembly process, including fitting the prop, wings, and rocket motors. The drone is operated remotely, reaching speeds of 200 knots, and is equipped with cameras for surveillance. Upon receiving a recovery signal, it descends by parachute. The SD-1 is now in service with the Royal Artillery.

What is the primary purpose of the Army's new radio-controlled aircraft?

• To perform aerial stunts

• To deliver supplies

• To spot enemies

• To transport troops

What type of engine does the drone use?

• A four-cylinder, two-stroke engine

• A diesel engine

• An electric motor

• A jet engine

What happens to the rocket motors after the drone takes off?

• They are reused for landing

• They are jettisoned

• They power the drone throughout the flight

• They remain attached

At what speed does the drone typically fly?

• 100 knots

• 200 knots

• 250 knots

• 150 knots

How does the drone return to the ground after its mission?

• It lands on a runway

• It is caught by a net

• It descends by parachute

• It is manually retrieved