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015 (part 1 of 2) 10.0 points In the circuit of the figure, the...
015 10.0 points Consider the circuit 23 3 V 3 S 2 V 5 V 2Ω...
015 10.0 points Consider the circuit 23 3 V 3 S 2 V 5 V 2Ω 1Ω Find i1 Answer in units of A 016 (part 1 of 2) 10.0 points Consider the following circuit. 5.2 Ω 3.0 Ω 3.0 Ω 4.3 Ω 1.8 Ω 3.0 Ω Find the equivalent resistance. Answer in units of Ω
009 (part 1 of 2) 10.0 points In the circuit of the figure, the current I...
009 (part 1 of 2) 10.0 points In the circuit of the figure, the current I is 3.5 A and the value of E2 is unknown 30 V 8.2 -ww -3.5 A 3.5 a I2 6.9 www I3 What is the magnitude of the current I2? Answer in units of A 010 (part 2 of 2) 10.0 points Find I3 Answer in units of A
001 (part 1 of 2) 10.0 points The load across a 12 V battery consists of...
001 (part 1 of 2) 10.0 points The load across a 12 V battery consists of a series combination of three resistors 23.7 2, 34 S2, and 37.3 2. What is the total resistance of the load? Answer in units of Ω. 002 (part 2 of 2) 10.0 points What is the current in the circuit? Answer in units of A 003 (part 1 of 3) 10.0 points A 10 Ω, a 7.0 Ω and a 14.0 Ω resistor are...
013 (part 1 of 4) 10.0 points A 143 Ω lamp, a 27 Ω electric heater,...
013 (part 1 of 4) 10.0 points A 143 Ω lamp, a 27 Ω electric heater, and a 49 Ω fan are connected in parallel across a 124 V line. What total current is supplied to the cir- cuit? Answer in units of A 014 (part 2 of 4) 10.0 points What is the voltage across the fan? Answer in units of V 015 (part 3 of 4) 10.0 points What is the current in the lamp? Answer in units...
008 (part 1 of 2) 10.0 points In a circuit of two lamps in series, if...
008 (part 1 of 2) 10.0 points In a circuit of two lamps in series, if the current through one lamp is 6 A, what is the current through the other lamp? Answer in units of A 009 (part 2 of 2) 10.0 points If 10 V is applied to the above circuit and the voltage across the first lamp is 1 V, what is the voltage across the second lamp? Answer in units ofV
036 (part 1 of 3) 10.0 points Consider the circuit 14.2 V 33.6S2 7.1 V 5.55...
036 (part 1 of 3) 10.0 points Consider the circuit 14.2 V 33.6S2 7.1 V 5.55 S2 13.8 2 Find the current through the 13.8 S2 (lower) resistor. Answer in units of A 037 (part 2 of 3) 10.0 points Determine the current in the 33.6 S2 (upper) resistor. Answer in units of A 038 (part 3 of 3) 10.0 points Determine the current in the 555 Ω (middle) resistor Answer in units of A.
004 (part 1 of 2) 10.0 points Calculate the resistance per unit length of a nichrome...
004 (part 1 of 2) 10.0 points Calculate the resistance per unit length of a nichrome wire, which has a radius of 0.443 mm. The resistivity of nichrome is 1.5 x 10-6 Ω . m. Answer in units of Ω/m. 005 (part 2 of 2) 10.0 points If a potential difference of 12 V is maintained across a 9.4 m length of the nichrome wire, what is the current in the wire? Answer in unis of A
011 (part 1 of 2) 10.0 points If a toaster is plugged into a source of...
011 (part 1 of 2) 10.0 points If a toaster is plugged into a source of alter- nating voltage with an rms value of 134 V, an rms current of 5.75 A occurs in the heating element. What is the resistance of the toaster's heat- ing element? Answer in units of Ω 012 (part 2 of 2) 10.0 points What is the average power input to the toaster? Answer in units of W.
015 (part 1 of 3) 10.0 points An engine absorbs 2372 J from a hot reservoir...
015 (part 1 of 3) 10.0 points An engine absorbs 2372 J from a hot reservoir and expels 1049 J to a cold reservoir in each cycle. What is the engine's efficiency? 016 (part 2 of 3) 10.0 points How much work is done in each cycle? Answer in units of J 017 (part 3 of 3) 10.0 points What is the mechanical power output of the engine if each cycle lasts for 0.19 s? Answer in units of kW
004 (part 1 of 2) 10.0 points Calculate the resistance per unit length of a nichrome...
004 (part 1 of 2) 10.0 points Calculate the resistance per unit length of a nichrome wire, which has a radius of 0.16 mm. The resistivity of nichrome is 1.5x 10-6 Ω . m. Answer in units of Ω/m. 005 (part 2 of 2) 10.0 points If a potential difference of 17 V is maintained across a 7.1 m length of the nichrome wire what is the current in the wire? Answer in units of A
015 10.0 points Consider the circuit 23 3 V 3 S 2 V 5 V 2Ω 1Ω Find i1 Answer in units of A 016 (part 1 of 2) 10.0 points Consider the following circuit. 5.2 Ω 3.0 Ω 3.0 Ω 4.3 Ω 1.8 Ω 3.0 Ω Find the equivalent resistance. Answer in units of Ω
009 (part 1 of 2) 10.0 points In the circuit of the figure, the current I is 3.5 A and the value of E2 is unknown 30 V 8.2 -ww -3.5 A 3.5 a I2 6.9 www I3 What is the magnitude of the current I2? Answer in units of A 010 (part 2 of 2) 10.0 points Find I3 Answer in units of A
001 (part 1 of 2) 10.0 points The load across a 12 V battery consists of a series combination of three resistors 23.7 2, 34 S2, and 37.3 2. What is the total resistance of the load? Answer in units of Ω. 002 (part 2 of 2) 10.0 points What is the current in the circuit? Answer in units of A 003 (part 1 of 3) 10.0 points A 10 Ω, a 7.0 Ω and a 14.0 Ω resistor are...
013 (part 1 of 4) 10.0 points A 143 Ω lamp, a 27 Ω electric heater, and a 49 Ω fan are connected in parallel across a 124 V line. What total current is supplied to the cir- cuit? Answer in units of A 014 (part 2 of 4) 10.0 points What is the voltage across the fan? Answer in units of V 015 (part 3 of 4) 10.0 points What is the current in the lamp? Answer in units...
008 (part 1 of 2) 10.0 points In a circuit of two lamps in series, if the current through one lamp is 6 A, what is the current through the other lamp? Answer in units of A 009 (part 2 of 2) 10.0 points If 10 V is applied to the above circuit and the voltage across the first lamp is 1 V, what is the voltage across the second lamp? Answer in units ofV
036 (part 1 of 3) 10.0 points Consider the circuit 14.2 V 33.6S2 7.1 V 5.55 S2 13.8 2 Find the current through the 13.8 S2 (lower) resistor. Answer in units of A 037 (part 2 of 3) 10.0 points Determine the current in the 33.6 S2 (upper) resistor. Answer in units of A 038 (part 3 of 3) 10.0 points Determine the current in the 555 Ω (middle) resistor Answer in units of A.
004 (part 1 of 2) 10.0 points Calculate the resistance per unit length of a nichrome wire, which has a radius of 0.443 mm. The resistivity of nichrome is 1.5 x 10-6 Ω . m. Answer in units of Ω/m. 005 (part 2 of 2) 10.0 points If a potential difference of 12 V is maintained across a 9.4 m length of the nichrome wire, what is the current in the wire? Answer in unis of A
011 (part 1 of 2) 10.0 points If a toaster is plugged into a source of alter- nating voltage with an rms value of 134 V, an rms current of 5.75 A occurs in the heating element. What is the resistance of the toaster's heat- ing element? Answer in units of Ω 012 (part 2 of 2) 10.0 points What is the average power input to the toaster? Answer in units of W.
015 (part 1 of 3) 10.0 points An engine absorbs 2372 J from a hot reservoir and expels 1049 J to a cold reservoir in each cycle. What is the engine's efficiency? 016 (part 2 of 3) 10.0 points How much work is done in each cycle? Answer in units of J 017 (part 3 of 3) 10.0 points What is the mechanical power output of the engine if each cycle lasts for 0.19 s? Answer in units of kW
004 (part 1 of 2) 10.0 points Calculate the resistance per unit length of a nichrome wire, which has a radius of 0.16 mm. The resistivity of nichrome is 1.5x 10-6 Ω . m. Answer in units of Ω/m. 005 (part 2 of 2) 10.0 points If a potential difference of 17 V is maintained across a 7.1 m length of the nichrome wire what is the current in the wire? Answer in units of A
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