No 1 air observer navigation school mid term examination, photography

MHudsonJD173116-151001-020004.jpg

Title

No 1 air observer navigation school mid term examination, photography

Description

Time allowed 1 hour. 3 questions on aerial photography

Publisher

IBCC Digital Archive

Contributor

Steve Christian
David Bloomfield

Rights

This content is available under a CC BY-NC 4.0 International license (Creative Commons Attribution-NonCommercial 4.0). It has been published ‘as is’ and may contain inaccuracies or culturally inappropriate references that do not necessarily reflect the official policy or position of the University of Lincoln or the International Bomber Command Centre. For more information, visit https://creativecommons.org/licenses/by-nc/4.0/ and https://ibccdigitalarchive.lincoln.ac.uk/omeka/legal.

Format

One p[age printed document

Language

Identifier

MHudsonJD173116-151001-020004

Coverage

Transcription

[underlined] No. 1 AIR OBSERVER NAVIGATION SCHOOL. [/underlined]
[underlined] Course A.2. [/underlined] [underlined] Mid-term examination. [/underlined]
[underlined] PHOTOGRAPHY – one hour. [/underlined]
1. Make a mosaic of an area 25 miles by 9 miles at a scale of 1/15,000. Using F.24 camera with 8” lens, and a ground speed of 140 m.p.h., state:-
(a) Height to be flown.
(b) Number of Runs.
(c) Number of exposures per Run.
(d) Time interval.
(e Number of magazines required and how loaded.
(20 marks).
[Solid line of separation]
2. Give a brief explanation, and show by diagram, how you would make adjustments for light control on a photographic flight.
(a) If light increased to twice its original intensity.
(b) If lens was set at F.8. (stop valve) how would you counteract deterioration of light.
(15 marks).
[Solid line of separation]
3. Code the following observation for W/T transmission:-
(a) One goods train of eight open trucks and twelve closed trucks moving East at 269378.
Decode the following W/T message:-
B4. COL. ALA. SSE. Q6735. Q8634.
[Solid line of separation]
(b) Summarise “Visual” versus Photographic Reconnaissance.
(15 marks).

Citation

Great Britain. Royal Air Force, “No 1 air observer navigation school mid term examination, photography,” IBCC Digital Archive, accessed May 23, 2019, https://ibccdigitalarchive.lincoln.ac.uk/omeka/collections/document/10926.

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