ATPL: In the 'PAPI' system the pilot during an approach will see the two units nearest the runway as red and the two units farthest from the runway as white when:
Question 261, Air Law - ATPL - Airline Transport Pilot license
Explanation: In the 'PAPI' system the pilot during an approach will see the two units nearest the runway as red and the two units farthest from the runway as white when: