Determine the required area for a timber element to support the given a dead load 200 kN, live load 120 kN, and a wind l

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Determine the required area for a timber element to support the
given a dead load 200 kN, live load 120 kN, and a wind load 20 kN.
The 80% SG Apitong (ft = 16.5 MPa) is used with following
properties:
Not kiln dried
-Not treated with preservative
-No chemical preservative
-Duration of load: Normal for (DL and DL+LL), 5 seconds (DL+WL)
1. Which of the following gives the safe area considering dead
only?
a. 12121.212 mm2
b.13468.013 mm2
c.16627.177 mm2
d.14176.856 mm2
2. Which of the following gives the safe area considering dead
and live load?
a. 25203.300 mm2
b. 21548.822 mm2
c. 22682.970 mm2
d. 19393.939 mm2
3.Which of the following gives the safe area considering dead
and wind load?
a. 17327.269 mm2
b. 15594.542 mm2
c. 11725.219 mm2
d. 13028.022 mm2Type or paste question here