Physics: 5F- CURRENT

Quiz by Sherry Felux-Bell

High School

Physics (2017)

Texas Essential Knowledge and Skills (TEKS)

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### Measures 1 skill fromHigh SchoolPhysics (2017)Texas Essential Knowledge and Skills (TEKS)

Measures 1 skill from

High School

Physics (2017)

Texas Essential Knowledge and Skills (TEKS)

112.39.c.5.f

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12 questions

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- Q1What is the total resistance of this parallel circuit?384 Ω0.96 Ω20 Ω1.21 Ω120s112.39.c.5.f
- Q2What is the current leaving the battery?2.50 A0.40 A10.67 A8.33 A120s112.39.c.5.f
- Q3A smart phone uses three different batteries connected in a series to extend the battery life and to generate enough energy necessary to power the device. If each battery is rated at 2.4 V, what is the total voltage provided to the phone?0 V2.4 V13.8 V7.2 V120s112.39.c.5.f
- Q4A 12.0 V battery is connected in series with two 10 Ω resistors. What is the current moving through either of the resistors?120 A1.7 A0.6 A240 A120s112.39.c.5.f
- Q5A 20A fuse is connected in series with a circuit containing a 240 V source. What is the minimum resistance required to prevent the fuse from melting?12 Ω240 Ω120 Ω0.83 Ω120s112.39.c.5.f
- Q6A student examining a flashlight observes that it uses a traditional incandescent light bulb. The power rating of the bulb is 60 W, and the bulb is connected to 36 V. What is the current moving through the bulb?1.7 A96 A24 A2,160 A120s112.39.c.5.f
- Q7What is the total electrical energy used by a 9 V battery when connected to a 15 Ω resistor for 25 seconds?135 J30,375 J41.7 J5.4 J120s112.39.c.5.f
- Q8Which of the following must be the same for both resistors R1 and R2?Energy dissipatedCurrentPower consumedVoltage120s112.39.c.5.f
- Q9One light bulb in the kitchen burns out and suddenly several lights go out in the house. This would provide evidence that the bulbs were wired inseriesreverseparalleldifferent circuits120s112.39.c.5.f
- Q10A student creates a parallel circuit that has three branches. The student places a resistor on each branch of the circuit so that each path has only one resistor. The student collected some of the electrical measurements in the circuit and recorded them below. Based on the information above, which values should replace the A, B, and C in the Student Circuit Data table?A = 9 Ohms, B = 4.5 Amps, and C = 3 VoltsA = 3 Ohms, B = 4.5 Amps, and C = 24 VoltsA = 9 Volts, B = 9 Ohms, and C = 3 AmpsA = 3 Volts, B = 9 Ohms, and C = 24 Amps120s112.39.c.5.f
- Q11Find the total resistance of the circuit shown above.35 ohms10 ohms30 ohms6.7 ohms120s112.39.c.5.f
- Q12If the battery is 10.0 volts, what is the power dissipated by the circuit in the graphic?100 watts0.9 watts12 watts3.33 watts120s112.39.c.5.f