A system is at rest for t < 0. It is given by the following equation. – McqOptions

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1.	A system is at rest for t < 0. It is given by the following equation. If steady state is reached at t = 0, then the value of angle A is given by
A.	0
B.	45 °
C.	- 45°
D.	∞
Answer» C. - 45°

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