Evaluate the integral, \int \overrightarrow{ r } \cdot \overrightarrow{ d } r , where C is the helical path described by, x = cost, y = sint, z = t, joining the points given by t = 0 and t = π/2
Evaluate the integral, \int \overrightarrow{ r } \cdot \overrightarrow{ d } r , where C is the helical path described by, x = cost, y = sint, z = t, joining the points given by t = 0 and t = π/2