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PHY 12-FINAL TEST-ST-2.p C File C:/Users/Sasha/Documents/ 6:00 pm - 8:50 pm PHY-12 FINAL Submit NOT later 9:00 pm ! 1. The circuit composed of seven resistors of 10-12, 15-2, 20-2, 30-2, 40-12, 50-52, and 60- 22. The battery of 20-V is connected between point A and E. Determine a power dissipated on the 15-2 resistor. SHOW ALL WORK! A B 10 www. 320 40 60 C 403 5032 15 E 2. The three unknowns in this circuit are circled. (a) Calculate /3. (b) Calculate E2. (c) Calculate R3. SHOW ALL WORK! E=20 V 2 S b a I-7A E 55 Iz=10A L R3 &=24V 3. A voltage of 85109-V and average power of 78192-W is applied to a primary coil of a transformer. If voltage on the secondary coil is 127-V. Calculate resistance of the primary and secondary coils. SHOW ALL WORK! 20V BRONX-Jan28-2022/PHY-12/_ C PHY-12-FINAL-2022/ _FINAL_TEST_May%2018-2022/... @ 4. A potential difference of 24 volts is applied to the points A and B of a given circuit. Determine the electric field strength E inside of a capacitor (that is equivalent to the circuit in; all capacitances done in microF) which has a volume between plates of 3-cm³ and insulating material with dielectric constant equals to 2.7. SHOW ALL WORK! 2.0 5.0 6.0 4.0 1.0= 3.0 9.0 HE 8.0 10 5. Figure shows two positively charged particles q1 and q: fixed in place on an Xaxis. The charges are q1 = +1.60 x10-19 C and g2=+3.20 x 10¹9C and the particle separation R = 0.030 m. Particle qs (the charge is - 3.20 x 10-19 C) is at a distance 0.75 R from particle 1 and lies on a line that makes an angle Q = 60° with the X axis. What is the VECTOR (magnitude and angle) of NET electrostatic force F1. mer on the particle 1 due to the particles 2 and 3? SHOW ALL WORK! V 93 I 7,0 O 91 R 80=8.85 x 10¹ C²(Nm²) 92