Download Aptitude Crack
img not found img not found

UPSC Civil Service Exam Questions - Engineering

Q1:

In an aerial puhotogrammetric survey, if the exposure interval is 20 seconds to cover ground distance of 1000 m between exposures, what would be the ground speed of the aircraft ?

A 90 km/hour

B 120 km/hour

C 150 km/hour

D 180 km/hour

ANS:D - 180 km/hour

[1000÷1000]0÷[200÷60*60]=180km/hour.