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Strength Of Materials
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Strength Of Materials Miscellaneous
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Strength Of Materials Miscellaneous
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Strength Of Materials
Strength Of Materials Miscellaneous
Two solid circular shafts of radii R
1
and R
2
are subjected to same torque. The maximum shear stresses developed in the two shafts are τ
1
and τ
2
. If R
1
/R
2
= 2, then τ
2
/τ
1
is ______.
8
8.1
7.9
8.2
Correct Option:
A
R
1
= 2
R
2
T
1
= T
2
.
=
τJ
+
τJ
r
1
r
2
τ
1
d
4
1
=
τ
2
d
4
2
d
1
d
2
τ
1
=
d³
2
=
1
τ
1
d³
1
8
d
1
d
2
τ
2
= 8
τ
1
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