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GATE Electronics and Communications (EC) 2016 Shift 2 Solved Paper

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Question : 15

Total: 65

Consider the time-varying vector I=

‌15cos⁡(wt)+

‌5 sin(𝜔𝑡) in Cartesian coordinates, where 𝜔 > 0 is a constant. When the vector magnitude |𝐈| is at its minimum value, the angle 𝜃 that 𝐈 makes with the 𝑥 axis (in degrees, such that 0 ≤ 𝜃 ≤ 180) is ________

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