Q: 11 (SCRA/2014)

In order to avoid the buckling of a beam, one has to
1. use material of low Young’s modulus,
2. use material of high Young’s modulus.
3. construct the beam with large load-bearing surface and enough depth.
4. construct the beam with small , load-bearing surface and enough depth.
Select the correct answer using the code given below:
question_subject: 
Science
question_year: 
2014
question_exam: 
SCRA
stats: 
0,96,88,24,24,96,40