Two synchronized microwave sources. a and b. are emitting waves of wavelength 4.0 cm. source a is located on the x-axis atx-0, source b can be moved along the r-axis, and a microwave receiver is fixed on the r-axis at x 82 cm. for each of the following positions of source b determine whether the waves from the sources will reach the receiver in phase (constructive interference), out of phase (destructive interference), or with a phase difference of t 2 rad. 17% part (a) x=-8 cm. grade summary deductions potential ct/2 rad phase difference out of phase in phase 0% 100% submissions attempts remaining: 2 50% per attempt) detailed view submit hint hints: 1 % deduction per hint. hints remaining: 2 feedback: 0% deduction per feedback. 1700 part (b) x =-6 cm. 17% part (c) x =-5 cm. bb 17% part (d) x=-4 cm. 17% part ( cm. 17% part (f) x--2 cm. all content © 2019 expert ta