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Download Jeopardy Circuits REVIEW - Turkett
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Circuits Jeopardy I = q/t Current & Cons. Of Charge V = W/q R = pL/A Voltage & Resistance V=IR Ohm’s Law Series and Parallel Name the Cartoon Characters 10 10 10 10 10 20 20 20 20 20 30 30 30 30 30 40 40 40 40 40 50 50 50 50 50 10 The diagram below shows electric currents that are meeting at Junction P. What is the magnitude and direction of the electric current between points P and Q? 8A P Q 5A 3A 20 A wire has 8 coulombs of charge pass through it every 3.0 x 10-3 seconds. What is the electric current passing through this wire? I = 2666.7 A 30 What is the reading in ammeter A? 7A 5A A 3A 9A 40 What is the direction and magnitude of current at point Q? 1A 4A 6A 3A 50 A current of 8 amperes passes through a resistor in 2 x 10-2 seconds. What is the charge passing through the resistor in this time? q = .16 coulombs 10 If a battery supplies a voltage of 2 volts, then how much work must be done to move a charge of 10 coulombs? 20 Joules 20 If 100 joules of work is done on 0.74 coulombs of charge, what is the potential drop? 135.14 volts 30 What is the resistance in a wire that has length of 3 meters, crosssectional area of 4 meters squared and a resistivity of copper? 1.29 x 10-8 Ω 40 If I had a wire with cross sectional area A and a resistance R, then what would be the resistance of another wire made of the same material but with cross sectional area equal to 2A? R/2 50 If the length of a wire is doubled the what will happen to the resistance of the wire? 2R 10 If a 9 volt battery produces an electric current of 3 amperes, then what is the total resistance in the circuit? 3 ohms 20 What does the slope of the line in the graph below represent? Resistance VOLTAGE CURRENT 30 A 15 ohm resistor has a potential difference of 3 volts placed across it. What electric current travels through this resistor? 0.2 amperes 40 A 30 ohm resistor receives 25 coulombs of charge through it in 5 seconds. What is the potential difference across the resistor? 150 volts 50 A wire has a cross-sectional area of a wire is 8.6 x 10-12 meters squared, a length of 0.02 meters, and a resistivity of 1.72 x 10-8 ohm meters. If a current of 3 amperes is sent through this wire then what is the potential difference in the wire? 120 volts 10 What is the law total voltage through the circuit if V1 reads 3 volts and V2 reads 12 volts? A V 1 V V 2 V = 15 volts 20 If the current through resistor 2 is 0.4 amperes, what is the current being read in the ammeter? A V 1 V V 2 0.4 amperes 30 If the voltmeter reads 9 volts, what is the total voltage in the circuit? V A 9 volts 40 What is the current in the ammeter if the current in resistor 1 is 3 amperes, resistor 2 is 4 amperes and resistor 3 is 5 amperes? V A 12 amperes 50 Where should the voltmeter and ammeter be placed in the circuit to correctly measure the voltage and current, respectively? A V V A 10 Linus van Pelt, Charlie Brown 20 Pinky and the Brain 30 Brain, Penny, Inspector Gadget 40 Ranger Smith, Yogi Bear, Cindy Bear, Boo-Boo 50 Dewey, Huey, Louie, Scrooge McDuck