A rectangular strain rosette, shown in figure, gives following reading – McqOptions

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1.	A rectangular strain rosette, shown in figure, gives following readings in a strain measurement task, ϵ1 = 1000 × 10-6, ϵ2 = 800 × 10-6, ϵ3 = 600 × 10-6. The direction of the major principal strain with respect to gauge 1 is
A.	0°
B.	15°
C.	30°
D.	45°
Answer» B. 15°

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