Part A Given the following electric circuit R1 Amperemeter ??? Q The voltmeters V Voltmeter ВАT1 R2 R3 shows 5 Volt 9 V 10 Q 10 Q It is known that the voltage measured by the voltmeter is 5 Volt 1. Calculate the value of the current Ipat through the battery BAT1 (It is the current that the amperemeter shows)
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- Part A A 3.4-mm-diameter wire carries a 18 A current when the electric field is 6.5×10-2 V/m What is the wire's resistivity? You may want to review (Pages 753 - 754). Express your answer in ohm-meters to two significant figures. να ΑΣφη ? N. m Submit Request AnswerQ.1A 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 ****** **** ?
- 4. If 6 coulombs of charge flow past point A in a circuit in 3 seconds, then the current at point A is a. 18 amperes b. 6 amperes c. 2 Coulombs d. 2 amperes Explain: 5. In which of the following situations will the light bulb light? Justify your answer by comparing the current flow in each case. DPart A A(n) 800-2 and a(n) 2200-2 resistor are connected in series with a 12-V battery. What is the voltage across the 2200-2 resistor? Express your answer to two significant figures and include the appropriate units. HA V2200 Value Units %Da R1= 62 R2= 102 R3= 162 E1= 8 V E2=4 V А. Write 3 equations we can use to find the current through each resistor in the circuit below. B. Find the currents I1, I2, 13 through the resistors R1, R2, R3