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P2 AMT 110 WS,

Terms in this set (17)

The cantilever wing uses
no external bracing
which of the following conditions will
determine acceptance of wood with mineral
streaks?
Careful inspection fails to reveal any decay
Any wooden member that has been overstressed is subject to which type of failure?
compression
Which statement about wood decay
is correct?
Decay is not acceptable in any form or amount.
The strength of a well-designed and
properly prepared wood splice joint is
provided by the?
glue
In cases of elongated bolt holes in wood spar Or
cracks in the vicinity of boltholes,
a new section of spar should be spliced in or the spar replaced entirely
The I-beam wooden spar is routed to
reduce weight
Glue deterioration in wood aircraft
structure is indicated
when a joint has separated and the glue surface shows only the imprint of the wood with no wood fibers clinging to the glue
Laminated wood is sometimes used in the construction of highly stressed aircraft components. This wood can be identified by its
parallel grain construction
Compression failures in wood aircraft structures are characterized by buckling of the fibers that appear as streaks on the surface
at right angles to the grain
A faint line running across the grain of a wood spar generally indicates
compression failure
Pin knot clusters are permitted in wood aircraft structure provided
they produce a small effect on grain direction
where is information found concerning
acceptable species substitutions for wood
materials used in aircraft repair?
AC 43.13-1B
Which statement concerning wood decay
is correct?
Any form or amount of decay is not permitted.
When patching a plywood skin, abrupt changes in cross-sectional areas which will develop dangerous stress concentration should be avoided by using
circular or elliptical patches
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