I= 12 A ЗА RI-3 A IR1 V R1 R2 30
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- Suppose you want to measure resistances in the range from 5.00 N to 5.00 kN using a Wheatstone bridge that has = 3.750. Over what range (in N) should R, be adjustable? R2/R1 lowest resistance 1.333 highest resistance 1.333Part A What is the resistance of a 1700 W (120 V) hair dryer? ? Ω Submit Request Answer Part B What is the current in the hair dryer when it is used? ? A Submit Request AnswerQ1/ Determine the magnitudes and directions of the currents through each resistor in the attached figure? gV 2052 RI I3 R2 I, iss R3 lon
- A car's headlight consumes 34 W when on low beam and 54 W when on high beam. (a) Find the current that flows in each case (V = 12 V). low beam A high beam A (b) Find the resistance in each case. low beam Ω high beam ΩResistors R, and R, have an equivalent resis- tance of 6 ohms when connected in the circuit shown below. R1 R2 If the potential across R1 is 30 Volts, what is the power supplied by the battery? 150 W 5 W It cannot be determined without knowing the values of the two resistors. 180 WFind the equivalent resistance of the combination of resistors R = 42.0 2, R2 = 75.0 2, R3 = 33.0 2, R, = 61.0 2, Rs = 14.5 2, and R = 25.0 2 shown in the figure. R, R, R. R. R. R, equivalent resistance: Ω