Detone Valtana (1) Cold Bulb Resistance (m) Battery Voltage (V) Cold Bulb Resistance (12) Current (mA) Current (mA) Bulb Brightness (intensity) Calculated Power (W) Calculated Hot Bulb Resistance (12) Calculated Hot BUID 4.2V 03.402 82.1mA 0.05120 Bulb is dimmer with the DMMC 0.345W Data Table 5: Two Light Bulbs in Series Circuit Bulb 1 Bulb 2 Bulbs 1 and 2 in Series Battery Voltage 4.2V (V) Cold Bulb Resistance (12) 03.422 04.32 7.722 Current (mA) 60.5mA 60.5mA Voltage (V) 1.23V 1.23V Calculated Hot Bulb Resistance (2) 0.3620 0.2922 0.752 Bulb Brightness (Intensity) Very Dim with DMM connected, but visible. Beraly visible with DMM connected. Calculated Power (W) 0.0042W 0.00553W 0.00973W Data Table 6: Two Light Bulbs in Parallel Circuit Battery Voltage Bulb 1 Bulb 2 Bulbs 1 and 2 in Parallel 4.2V Cold Bulb Resistance (12) 03.422 04.30 Current (mA) 153.0mA 153.6mA Voltage (V) 2.22V 2.20V Calculated Hot Bulb Resistance (92) Bulb Brightness (Intensity) High intensity. Same intensity as light bulb 1 (high). Calculated Power (W) How did the brightness of the bulbs differ between the simple circuit, series circuit, and parallel circuit? Explain your answer referencing Data Tables 4, 5, and 6, using the equation for power (P = IV).
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Physics, 22.06.2019 01:30
Question 7 [2 marks] in the circuit below, the electromotive force generated by the battery is e = 6.0 v, and the resistances are r1 = r4 = 1.0 q, r2 = r3 =2.0 q. r. the power delivered by the battery to the circuit is closest to a. 6 w в. 12 w с. 15 w d. 18 w e. 20 w final exam autumn 2014 page 5 of 9 68037 physical modelling faculty of science [2 mark] question 8 with reference to question 7, the current through resistor r2 is closest to a. 1 a в. 2 а c. 3 a d. 4 a e. 6 a
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Physics, 22.06.2019 02:30
The act of moving from one place to another. a. locomotor b. aerobic c. stationary d. static
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Physics, 22.06.2019 06:30
From 0 to 5 seconds john pushed a box 5 meters. from 5 to 10 seconds, paul pushed the same box another 5 meters. who did more work? a. john b. paul c. john and paul did the same amount of work.
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Physics, 22.06.2019 15:30
This is the number of complete movements of a wave per second.
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Detone Valtana (1) Cold Bulb Resistance (m) Battery Voltage (V) Cold Bulb Resistance (12) Current (m...
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