10. Consider the complex circuit shown. 200V 30022 3002 302 a 30022 2002 ww 3002 30Ω S w d 2102 www 2102 5 ΙΩ 6002 b 60V 4002 w 212 With S open: a. determine the current through the 1-2 resistor and 60-2 resistor. b. calculate AVed. Which end is at a higher potential? c. calculate the power delivered to the 3-2 resistor. With S closed: d. determine the current through the 1-2 resistor and 20-2 resistor. e. calculate AVac. Which end is at a higher potential? f. calculate the power supplied by the 200-V source.

A small office-building air conditioner operates or 408-V AC and consumes 50.0 kW. (a) What is its effective resistance? (b) What is the cost of running the air conditioner during a hot summer month when it is on 8.00 h per day for 30 days and electricity costs 9.00 cenls/kW h ?

01701&cmid=97298page38 For the following circuit in the figure below. Determine V,-V, (in units of V) for E = 48.5 V. a t of estion 20 20 50 9. Select one: OA. 8.08 OB. -40.42 OC. -9.70 OD. -8.08 OE 9.70 ous page brt sc delete backsoace ent

4&cmid%3D9729&page=D11 juò 12 For the following circuit in the figure below, find the power ( in units of Watt) delivered to the 2R-resistor when ɛ = 24.1 V and R = 3.0 0? put of question 2R Select one: O A. 145.2 O B. 24.2 OC. 72.6 O D. 18.2 O E. 48.4

a. What is the current in each resistor? I1___  I2____ I3____ I4_____ b. What is the voltage across each resistor ? c. What power does the battery deliver to the circuit?  pbattery____ d. What is the current in each resistor when the switchh is open? I1_____  I2_____ I3______  I4_______ e. What is the voltage across each resistor when the switch is open?     V1____  V2_____ V3_____  V4_______ f. Calculate the power delivered by the battery? Explain why the power delivered by the battery increases or decreases when the switch was opened?

Time left 1. How long will it take a charged 80 µF capacitor to lose 82% of its initial energy when it is allowed to discharge through a 45 Q resistor? a. 0.36 ms O b. 6.17 ms O c. 1.89 ms O d. 0.71 ms O e. 3.09 ms Next page Introduction to Phys102 Jump to... 4>

What is the battery's emf?

Find the following: a. Equivalent resistance of the circuit b. Total Current c. Voltage on the 250-2 resistor d. Voltage on the 200-2 resistor e. Current thru the 250-2 resistor. 100 Ω R R2 3250 2 24 V = 350 Ω R, R43 200 2 Activate Windows Go to Settings to activate Win

B. Variation of Current with Resistance 1.Set the constant voltage source to 12 VDC. 2. Vary the resistance of the circuit to 202, 402, 602, 802 and 1002 and record the current for each setting in Table 6.2 Table 6.2 Actual Current 1/Resistance Resistance (mA) ху (2) Y 202 40Ω 602 80Ω 1002 ΣΥΣ= Σν-Σ) = > xy %3D X =

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