Question

Select the correct option from the given alternatives:

Let D = `|(sintheta*cosphi, sintheta*sinphi, costheta),(costheta*cosphi, costheta*sinphi, -sintheta),(-sintheta*sinphi, sintheta*cosphi, 0)|` then

Options

• D is independent of θ

• D is independent of Φ

• D is a constant

• `"dD"/"d"` at `theta = pi/2` is equal to 0

Answer 1

D is independent of Φ