Civil Engineering - Strength of Materials - Discussion
Discussion Forum : Strength of Materials - Section 2 (Q.No. 25)
25.
While testing a cast iron beam (2.5 cm x 2.5 cm) in section and a metre long simply supported at the ends failed when a 100 kg weight is applied at the centre. The maximum stress induced is :
Discussion:
15 comments Page 2 of 2.
Yesubabu said:
9 years ago
It is m long.
Venu said:
9 years ago
What is the L value?
Srinu said:
9 years ago
Thank you @Bhavsingh.
Bhavsingh said:
10 years ago
Maximum stress (f) = M/Z.
M = wl/4.
Z = (bd^2)/6.
b = 2.5 cm.
d = 2.5 cm, then f = 960 kg/cm^2.
M = wl/4.
Z = (bd^2)/6.
b = 2.5 cm.
d = 2.5 cm, then f = 960 kg/cm^2.
(1)
Aja said:
1 decade ago
Can any body explain how it 960kg/cm2 answer came?
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