In (Figure 1) the battery has emf 45.0 V and negligible internal resistance. R1 = 5.00 N. The current through R1 is 1.50 A and the current through R3 = 4.70 A. Part A What is the resistance R2? Express your answer with the appropriate units. HÀ Figure 1 of 1 R2 = Value Ω R1 R2 R3
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- A capacitor is charged to a potential of 12.0 V and is then connected to a voltmeter having an internal resistance of 3.80 MS. After a time of 3.00 s, the voltmeter reads 3.0 V. Part A What is the capacitance of the circuit? Express your answer with the appropriate units. C = Submit Part B T = Value Request Answer Submit What is the time constant of the circuit? Express your answer with the appropriate units. Value Units Request Answer PO Units ? ?You may want to review (Pages 742 - 745). Part A Find the equivalent resistance between points A and B shown in the figure(Figure 1). Consider Rj = 2.7 N, R2 = 3.5 N , R3 = 2.8 N , R4 = 2.3 N , R5 = 7.2 N , and R = 8.2 N . Express your answer using two significant figures. ? Req = |1.5 Submit Previous Answers Request Answer X Incorrect; Try Again; 4 attempts remaining Provide Feedback Figure 1 of 1 R3 R4 R R2 R5A 90 M2 resistor has a current of 0.68 A and is connected in series with a 110 resistor. Part A What is the emf of the battery to which the resistors are connected? Express your answer using two significant figures. IVE ΑΣΦ ε = ? kV
- A capacitor has a peak current of 330 μA when the peak voltage at 330 kHz is 2.8 V. Part A What is the capacitance? Express your answer to two significant figures and include the appropriate units. C = Submit Part B Ic= μA Value Submit Request Answer If the peak voltage is held constant, what is the peak current at 660 kHz ? Express your answer to two significant figures and include the appropriate units. μA Value Units Request Answer biệt Units wwwwwI need help with part f and g please.Part C Determine the voltage across 960 2 resistor. Express your answer to two significant figures and include the appropriate units. HÀ ? Value = U 096A Units Submit Request Answer Part D Determine the voltage across 680 N resistor. Express your answer to two significant figures and include the appropriate units. Figure 1 of 1 HÀ ? V680 2 = Value Units 820 Ω. 680 Ω 960 2 Submit Request Answer 12.0 V Provide Feedback
- Part A What is the internal resistance of a 12.0-V car battery whose terminal voltage drops to 9.3 V when the starter motor draws 84 A ? Express your answer to two significant figures and include the appropriate units. HẢ ? r = Value Units Submit Request Answer Part B What is the resistance of the starter? Express your answer to two significant figures and include the appropriate units. HÀ ? R = Value UnitsPart A Determine the magnitudes of the currents through Rị and R2 in (Figure 1), assuming that each battery has an internal resistance r = 3.0 . Express your answers using two significant figures separated by commas. ? I1, I2 = A Submit Request Answer Part B Figure 1 of 1 Determine the directions of the currents through R1 and R2. O I1 to the right; I2 to the right. 81 = 9.0 V R= 22 Q ww %3| O I to the right; I2 to the left. O I1 to the left; I2 to the right. R2 = 18 Q O I to the left; I2 to the left. Submit Request Answer E3 =6.0 VA standard 100 W (120 V) lightbulb contains a 7.0-cm-long tungsten filament. The high- temperature resistivity of tungsten is 9.0 × 10-7 Ω m. Part A What is the diameter of the filament? Express your answer with the appropriate units. d = Submit μÅ Value Request Answer Units ****** **** ?
- A 120 µF defibrillator capacitor is charged to 1500 V. When fired through a patient's chest, it loses 95% of its charge in 40 ms. Part A What is the resistance of the patient's chest? Express your answer with the appropriate units. HÀ ? R= Value Units Submit Request AnswerA1how do i answer the attached physics question?