Example 2-8 Determine the normal tension required to make a tape exactly 30.0 m between its ends when used in an unsupported mode, if the tape has a cross-sectional area of 0.045cm? and weighs e.90 kg. Assume that the tape is exactly throughout its length under a standard pull modulus of elasticity is 2.10x10 kg/cm?. 30.0 m when supported of 6.0 kg, and its

Structural Analysis
6th Edition
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Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
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0.204 W VAE
PN
PN – Ps
Where:
PN = normal tension or the pull which
will eliminate the effect of sag (kg)
W =
supports (kg)
A = cross- sectional area of tape
(cm2)
E = modulus of elasticity
material (kg/ cm2)
P: = standard pull for the tape (kg
total weight of tape between
of tape
Example 2-8
Determine the normal tension required to
make a tape exactly 30.0 m between its ends
when used in an unsupported mode, if the
tape has a cross-sectional area of 0.045cm?
and weighs e.90 kg. Assume that the tape
exactly
throughout its length under a standard
pull of 6.e
elasticity is 2.10x105 kg/cm.
is
30.0
m
when
supported
kg, and its modulus of
Transcribed Image Text:0.204 W VAE PN PN – Ps Where: PN = normal tension or the pull which will eliminate the effect of sag (kg) W = supports (kg) A = cross- sectional area of tape (cm2) E = modulus of elasticity material (kg/ cm2) P: = standard pull for the tape (kg total weight of tape between of tape Example 2-8 Determine the normal tension required to make a tape exactly 30.0 m between its ends when used in an unsupported mode, if the tape has a cross-sectional area of 0.045cm? and weighs e.90 kg. Assume that the tape exactly throughout its length under a standard pull of 6.e elasticity is 2.10x105 kg/cm. is 30.0 m when supported kg, and its modulus of
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