Mechanical Engineering > GATE 2015 SET-1 > Calculus
Consider a spatial curve in three-dimensional space given in parametric form by x(t) = cos t, y(t) = sin t, z(t) = (2/π)t, 0 ≤ t ≤ π/2. The length of the curve is ________.
Explanation
Correct : 1.86
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