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प्रश्न
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
विकल्प
D is independent of θ
D is independent of Φ
D is a constant
`"dD"/"d"` at `theta = pi/2` is equal to 0
MCQ
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उत्तर
D is independent of Φ
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