not use ai please 18 VRFIGURE 3See Figure 3. What value must R be adjusted so for Iz to be 40 mA?Assume VZ = 12 V at 30 mA and ZZ = 30 Q.Answer is a number. Units are in ohms.

Answered: 18 V R FIGURE 3 See Figure 3. What…

Electricity for Refrigeration, Heating, and Air Conditioning (MindTap Course List)

10th Edition

ISBN:9781337399128

Author:Russell E. Smith

Publisher:Russell E. Smith

Chapter16: Installation Of Heating, Cooling, And Refrigeration Systems

Section: Chapter Questions

Problem 19RQ

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18 V R FIGURE 3 See Figure 3. What value must R be adjusted so for Iz to be 40 mA? Assume VZ = 12 V at 30 mA and ZZ = 30 Q. Answer is a number. Units are in ohms.