Mathematics, Vector Calculus, Learning Mathematics, Math.
k) dT/dt = 1/√2(–cos(t)i + –sin(t)j) |dT/dt| = 1/√2 N = dT/dt / |dT/dt| = –cos(t)i + –sin(t)j dN/ds = dN/dt / ds/dt = 1/√2(sin(t)i + –cos(t)j) dB/ds = T x dN/ds = 1/2(cos(t)i + sin(t)j) τ =|dB/ds| = 1/2 ..which is also what I expect — it’s a steeper curve so there is my head is being moved around