MATERIALS AND EQUIPMENT: 22-ohm resistor, 10 watt 39-ohm resistor, 10 watt 47-ohm resistor, 10 watt Variable de power supply Ammeters Voltmeter Clip leads ОВЈЕСTIVE: To investigate the laws of parallel circuits and to learn the relationships between current, voltage, and resistance in a parallel circuit. PROCEDURES: 1. Calculate 1,, I,, Iz, and 1,, and record their values in Table 6-1 using the circuit in Figure 6-1. 2. Calculate P,, P, P, , and P,, and record their values in Table 6-1. 3. Connect the circuit in Figure 6-1 and set the power supply voltage to 12 v. Measure I,, 1,, 1,, and I,, and record their values in Table 6-1. 4. Measure E,, E,, E, , and E,, and record their values in Table 6-1. 5. Calculate P,, P,, P, , and P, from the measured currents and voltages. Ammeter Ammeter Ammeter Ammeter DC POWER SUPPLY 11 22 12 39 13 Figure 6-1 DATA AND RESULTS: Table 6-1 1 2 3 Total Current (I) Measured Voltage (E) Values Power (P) Current (I) Calculated Voltage (E) Values Power (P) COMPUTATIONS: ww

MATERIALS AND EQUIPMENT: 22-ohm resistor, 10 watt 39-ohm resistor, 10 watt 47-ohm resistor, 10 watt Variable de power supply Ammeters Voltmeter Clip leads ОВЈЕСTIVE: To investigate the laws of parallel circuits and to learn the relationships between current, voltage, and resistance in a parallel circuit. PROCEDURES: 1. Calculate 1,, I,, Iz, and 1,, and record their values in Table 6-1 using the circuit in Figure 6-1. 2. Calculate P,, P, P, , and P,, and record their values in Table 6-1. 3. Connect the circuit in Figure 6-1 and set the power supply voltage to 12 v. Measure I,, 1,, 1,, and I,, and record their values in Table 6-1. 4. Measure E,, E,, E, , and E,, and record their values in Table 6-1. 5. Calculate P,, P,, P, , and P, from the measured currents and voltages. Ammeter Ammeter Ammeter Ammeter DC POWER SUPPLY 11 22 12 39 13 Figure 6-1 DATA AND RESULTS: Table 6-1 1 2 3 Total Current (I) Measured Voltage (E) Values Power (P) Current (I) Calculated Voltage (E) Values Power (P) COMPUTATIONS: ww

Inquiry into Physics

8th Edition

ISBN:9781337515863

Author:Ostdiek

Publisher:Ostdiek

Chapter7: Electricity

Section: Chapter Questions

Problem 26Q: (Indicates a review question, which means it requires only a basic understanding of the material to...

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