Question

Timed Test This test has a time limit of 1 hour and 40 minutes. This test will save and submit automatically when the time expires. Warnings appear when half the time, 5 minutes, 1 minute, and 30 seconds remain. Not allowed. This test can only be taken once. Multiple Attempts Force Completion Once started, this test must be completed in one sitting. Do not leave the test before clicking Save and Submit Your answers are saved automatically Remaining Time: 1 hour, 34 minutes, 34 seconds. C Question Completion Status: Moving to another question will save this response, Question 2 of 6 Question 2 3 points In the circuit below given that R1 = 197 Ohm, R2 = 175 Ohm, R3 = 750 Ohm, R4 = 140 Ohm, E = 6 V. Find the power dissipated by resistor R3. E R3 R1 R4 R2 A Moving to another question will save this response Question 2 of 6 Pri Ters 23 Type here to search O BO N of ENG 128 US 2020-0 DI Home End Prtsen TB Poup Esc Pyon F3 F4 55 F6 F7 # ta % &

Answer 1

ww ww RU E 'RA R2 Power disspated by the resister R3 = 1R3 i S resistance seen by the voltage source E. 6 Ret R2 11 (R3 +RA) 1974 175116750 +140) 6 6 197 + 175 * 890 197 + 146.24 175 + 890 17.48 mA -3 x Re 17,48x10 x 175 Ret R3TR4 750 +140 +175 = 2.87 mA S ii power dissipated by the resister Ro ji PRz = [289x16] x 750 6.18 mW = -