a) 400 X 100 m
b) 400 x 10 m
c) 400 x 10 m
d) 400 X IU
13. 10-15 is called
a) peta
b) tera
c) femto
d) atto
Answers
Answered by
2
Answer:
The correct answer is 270 kg.
Bending Stress = f = M/Z (Moment / section Modulus).
100 kg/cm2 = (WL^2/8)/(1/6 bd^3) M = 100/6 x 10 x 18^2.
M = 54,000 Kg.cm - 540 Kg.m.
M = WL^2/8= 540.
W = 8 * M / L^2.
W = 8 * 540 / 4^2.
W = 270 Kg.
Answered by
0
Answer:
Hey mate
Explanation:
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