An aircraft is flying at a speed of 240 kmph with respect to the ground, is required to cover an area of 31 km × 10 km. The scale is 1 in 10000 and the format is 250 mm × 250 mm. If longitudinal overlap and side overlap is 50% and 30% respectively, then choose the incorrect options:
1
The number of photographs required is 182.
2
The time interval between exposures is 18.75 sec.
3
The number of photographs required is 150.
4
The time interval between exposures is 22.50 sec.