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Determining Angle in Trigonometric Equation

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Determine b when (6 angle (120deg))*(-4+jb+2*exp(j*15))=a+jb.

Note: angles are in degrees.

a. -21.3
b. -12.1
c. 3.5
d. 5.2

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Solution Summary

Solution includes calculations and solves by equating real with real and imaginary with imaginary terms.

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(6 angle (120deg))*(-4+jb+2*exp(j*15))=a+jb
6(cos(120) + jsin(120))*(-4 + jb +2*cos(15) + j2*sin(15)) = a + jb
6(-0.5 + 0.866j)*(-4 ...

Solution provided by:
Amrit Lal Ahuja, PhD (IP)
Education
  • BEng, Allahabad University, India
  • MSc , Pune University, India
  • PhD (IP), Pune University, India
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