CameraIcon
CameraIcon
SearchIcon
MyQuestionIcon
MyQuestionIcon
1
You visited us 1 times! Enjoying our articles? Unlock Full Access!
Question

In a photographic survey following data is obtained:
Scale of photograph 1 cm = 100 m
Size of photograph = 24 cm×24 cm
Area to be covered = 155 square km
Longitudinal overlap = 65%
Side overlap = 35%
The total number of photographs required for covering the above area is

A
125
No worries! We‘ve got your back. Try BYJU‘S free classes today!
B
118
No worries! We‘ve got your back. Try BYJU‘S free classes today!
C
126
No worries! We‘ve got your back. Try BYJU‘S free classes today!
D
119
Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
Open in App
Solution

The correct option is D 119
Ground length covered =100×24(10.65)=840m

Ground width covered =100×24(10.35)=1560m

Net ground area covered by one photograph =840m×1560 m

=1.3104km2

Hence number of photograph =155 km21.3104 km2=118.28119

flag
Suggest Corrections
thumbs-up
0
Join BYJU'S Learning Program
similar_icon
Related Videos
thumbnail
lock
Central Tendency
MATHEMATICS
Watch in App
Join BYJU'S Learning Program
CrossIcon