A student connects a 20.00 and a 25.00 resistor in parallel and then connects the arrangement to a 24.0 - V dc source. What is the current in 20.00 resistor?
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- a student in the laboratory connects a 13 resistor, a 26 resistor, and a 36 resistor in parallel and then connects the arrangement to a 42 V dc source. what is the current (a)? what is the power (w)?DETAILS SHIPPS15 8.XP.007. A 10.0-2 resistor and a 35.0-12 resistor in parallel are connected to a 120-V dc source. (a) What is (are) the current(s) through the resistors? current through the 10.0-O resistor: A. current through the 35.0-Q resistor: A. (b) What is the voltage drop across each resistor? voltage drop across the 10.0-0 resistor: V. voltage drop across the 35.0-0 resistor: DETAILS SHIPPS15 8.XP.001. What can be said about the electric force between two charged particles? > >Integrated ConceptsThe motor in a toy car is powered by four batteries in series, which produce a total emf of 6.00 V. The motor draws 3.00 A and develops a 4.50 V back emf at normal speed. Each battery has a 0.100 Ω internal resistance. What is the resistance of the motor?
- Integrated ConceptsA light-rail commuter train draws 630 A of 650-V DC electricity when accelerating. (a) How long does it take to reach 20.0 m/s starting from rest if its loaded mass is 5.30×104 kg, assuming 95.0% efficiency and constant power? (b) Find its average acceleration.A 4.0-2 resistor is connected to a 12-02 resistor and this combination is connected to an ideal dc power supply with voltage V = 12 volts as shown in the figure. What is the value of current in the 12- resistor? O 1 A O 3 A 12 A O 15 A O 4 A 4.00 www www 1202Integrated ConceptsA short circuit to the grounded metal case of an appliance occurs as shown in Figure 23.60. The person touching the case is wet and only has a 3.00 kΩresistance to earth/ground. What is the voltage on the case if 5.00 mA flows through the person?
- 400 600V CAT 1000v CATE 10A FUSED COM 9. From the above picture, the digital multimeter is used for measuring DC Voltage + by connecting both terminals. Work done is maximum if force and displacement are in the same direction O b. if force and displacement make 60° O . if force nd displacement are perpendicular O d. if force and displacement make 45° Clear my choiceA 300-Ω resistor is to be connected to a 24-volt DC power source. What should the resistor be rated at?The capacitor shown below has an initial voltage of 0.15 V before the switch is closed. The resistance is 8.5 x 106 ohms and the capacitance is 2.0 microfarads. How long after the switch is closed in seconds does it take for the voltage across the resistor to drop to 0.083 V? R CH B A D
- A 15.0- resistor and a 40.0- resistor in series are connected to a 120-V dc source. (a) What is (are) the current(s) through the resistors? current through the 15.0- resistor: A current through the 40.0-2 resistor: AA parallel plate capacitor used in a flash for a camera must be able to store 32.6 J of energy when connected to 301 V. (Most electronic flashes actually use a 1.50- to 6.00-V battery, but increase the effective voltage using a dc–dc inverter.) Assuming the capacitor completely discharges to produce a flash in 4.20×10−3 s, what average power is dissipated in the flashbulb during this time? (need answer in kW)A particle accelerator sends high-velocity charged particles down an evacuated pipe. Explain how a coil of wire wrapped around the pipe could detect the passage of individual particles. Sketch a graph of the voltage output of the coil as a single particle passes through it.