2w051 Set B Vol 3 Self test Questions WITH COMPLETE SOLUTIONS

What are the four types of tracking energy used in modern missiles? CORRECT ANSWERS: (1) Light energy. (2) Electro-optical. (3) Radar. (4) GPS Which guidance system is nothing more than very high frequency radio waves? CORRECT ANSWERS: Radar. What are the three sources that produce the tracking energy used in the guidance systems of precision-guided munitions. CORRECT ANSWERS: (1) Active. (2) Passive. (3) Semi-active What guidance system allows for a "fire and forget" capability of that particular weapon? CORRECT ANSWERS: Active In what guidance system does the target produce the tracking energy? CORRECT ANSWERS: Passive. Which type of guidance system homes in on energy reflected off the target by another outside source? CORRECT ANSWERS: Semi-active. What is the control system designed to do? CORRECT ANSWERS: Actual steering of a PGM. What section of a guided bomb do we refer to as the AFG? CORRECT ANSWERS: Control section. What are the two types of control surfaces on a guided munition and their purpose? CORRECT ANSWERS: Fixed and movable. The fixed surfaces stabilize the weapon in flight, and the movable surfaces steer the weapon. What are the three different mechanical forces that precision guided munitions use to move control surfaces? CORRECT ANSWERS: (1) Hydraulic. (2) Pneumatic. (3) Servo-actuators What is the science or art of directing precision guided munitions from one place to another? CORRECT ANSWERS: Navigation. What is "proportional navigation"? CORRECT ANSWERS: Movement of the control surfaces is proportional to the error between the flight path of the weapon and the flight path to the target