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Author Question: A rotating beacon is located a distance d from a long wall. The distance d is given by , where t is ... (Read 24 times)

Lisaclaire

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on: Dec 18, 2021

Question 1

The equation θ = cos-1(R/Z) gives the phase angle between R and Z in an AC circuit. Find θ if R = 50 ohms and Z = 90 ohms.
◦ 33.7°
◦ 0.7°
◦ 123.7°
◦ 56.3°

Question 2

A rotating beacon is located a distance d from a long wall. The distance d is given by , where t is the time measured in seconds since the beacon started rotating. Solve the equation for t.
◦ t = 2π tan
◦ t = 2π tan-1  
◦ t = tan
◦ t = tan-1
Calculus: Early Transcendentals ¦ Briggs, Cochran, Gillett, Schulz ¦ 3rd Edition
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Marked as best answer by Lisaclaire on Dec 18, 2021

pikon

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Reply #1 on: Dec 18, 2021
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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Lisaclaire

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Reply 2 on: Dec 18, 2021
Excellent

Chelseyj.hasty

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

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