Description : A coil is wound with 400 feet of No. 16 tinned copper wire and connected to a 12 volt battery. What is the current if the resistance per 1000 feet of No. 16 tinned copper wire is 4.26 ohms? A. 4.8 amps B. 7.06 amps C. 10.65 amps D. 11.27 amps
Last Answer : Answer: B
Description : A lamp has a source voltage of 110 volts and a current of 0.9 amps. What is the resistance of the lamp? A. 0.008 ohms B. 0.08 ohms C. 12.22 ohms D. 122.22 ohms
Last Answer : Answer: D
Description : A battery is connected to a circuit containing three resistors in parallel. The values of the three resistors are 2 ohms, 3 ohms, and 6 ohms. What is the voltage of the battery if the total circuit current is 12 amps? A. 2 volts B. 6 volts C. 12 volts D. 24 volt
Last Answer : Answer: C
Description : What is the total current in the illustrated circuit with a 6 volt battery if the resistance of R1 is 2 ohms, R2 is 4 ohms, and R3 is 4 ohms? EL-0021 A. 0.6 amp B. 1 amp C. 4 amps D. 6 amps
Description : Which of the following statements about copper wire sized by the AWG rating is correct? A. Number 12 AWG wire has a higher current rating than number 10 AWG wire. B. Number 10 AWG wire has a higher ... Number 12 AWG wire at 25°C has more resistance per 1000 feet than No. 10 AWG wire at 25°C.
Description : What is the maximum current allowed to be drawn from the secondary of a 2 KVA step-down transformer with a turns ratio of four to one if connected across a 440 volt line? A. 1.1 amps B. 4.5 amps C. 18.1 amps D. 22.7 amps
Description : What is the current through R2 of the circuit illustrated if the resistances of R1 is 2 ohms, R2 is 4 ohms, and R3 is 4 ohms with a 6 volt battery? EL-0021 A. 0.5 amp B. 1.5 amps C. 3.0 amps D. 6 amps
Description : When a voltage of 124 VDC is applied to the illustrated circuit with a resistance of 12 ohms. the current will be ________. EL-0018 A. 0.096 amps B. 1.16 amps C. 10.33 amps D. 136 m amps
Description : What is the total current of the illustrated circuit if the battery is 12 VDC and the resistance of R1 is 2 ohms, R2 is 3 ohms and R3 is 6 ohms? EL-0021 A. 2 amps B. 4 amps C. 6 amps D. 12 amps
Description : What is the current flowing through R3 of the illustrated circuit if the battery is 12 VDC and resistance of R1 is 2 ohms, R2 is 3 ohms, and R3 is 6 ohms? EL-0021 A. 2 amps B. 4 amps C. 6 amps D. 12 amps
Last Answer : Answer: A
Description : What is the current flow through R1 of the circuit illustrated if the resistance of R1 is 2 ohms, R2 is 3 ohms and R3 is 6 ohms with a 12 VDC battery? EL-0021 A. 2 amps B. 4 amps C. 6 amps D. 12 amps
Description : In the illustrated circuit, what is the resistance of R2 if the total current is .75 amps, the voltage is 12 VDC and the resistance of R1 is 24 ohms? EL-0019 A. 24 ohms B. 16 ohms C. 48 ohms D. the answer can not be determined from the information given
Description : When a voltage of 115 VDC is applied to the illustrated circuit with a resistance of 32 ohms the current will be _______. EL-0018 A. 278.26 amps B. 147.00 amps C. 8.90 amps D. 3.59 amps
Description : Which of the following statements concerning copper wire sized by AWG numbers is correct? A. Number 12 AWG wire has a higher current rating than 10 AWG wire. B. Number 12 AWG wire at 25°C has more ... dielectric strength than 12 AWG wire. D. Number 12 AWG wire is larger than number 10 AWG wire.
Description : When a voltage of 442.7 VDC is applied to the illustrated circuit with a resistance of 1.25 ohms the current will be _______. EL-0018 A. 28.25 amps B. 35.32 amps C. 354.16 amps D. 443.62 amps
Description : An electrical component is connected across a 120 volt 60 hertz AC supply. What is the current drawn by the component if the impedance is 200 ohms? A. 0.01 amperes B. 0.60 amperes C. 1.67 amperes D. 100 amperes
Description : A potentiometer wire of length 10 m and resistance `10 Omega` per meter is connected in serice with a resistance box and a 2 volt battery. If a potent
Last Answer : A potentiometer wire of length 10 m and resistance `10 Omega` per meter is connected in serice with a ... Omega` C. `190 Omega` D. `90 Omega`
Description : When a voltage of 95 VDC is applied to the illustrated circuit with a resistance of 12 ohms the current will be _______. EL-0018 A. 6.126 amps B. 1.515 amps C. 7.916 amps D. 107 amps
Description : When a voltage of 132 VDC is applied to the illustrated circuit with a resistance of 237 ohms the current will be ________. EL-0018 A. 1.236 amps B. 2.048 amps C. 0.557 amps D. 4.200 amps
Description : The distance between a generator and its load is 100 feet. What would be the approximate total voltage drop across a two wire supply cable if the current were 5.5 amperes and the resistance of the wire were 2.525 ohms per 1,000 feet? A. 0.5 volts B. 1.38 volts C. 1.90 volts D. 2.77 volts
Description : In the illustrated circuit, if the battery is 24 VDC, the resistance of R1 is 24 ohms, and the resistance of R2 is 24 ohms, the total current is _________. EL-0019 A. 2 amps B. 1 amp C. 1/2 amp D. 2.4 amps
Description : What is the current flowing through R1 of the illustrated circuit with a 6 VDC battery if the resistance of R1 is 2 ohms, R2 is 4 ohms and R3 is 4 ohms? EL-0021 A. 0.5 amps B. 1.5 amps C. 3.0 amps D. 6 amps
Description : As shown in the illustration if the applied voltage is 12 VDC, the resistance of R1 is 10 ohms, and R2 is 10 ohms what is the current flowing through R1? EL-0036 A. 0.6 amp B. 0.833 amp C. 1.2 amps D. 2.4 amps
Description : As shown in the illustration if the applied voltage is 12 VDC, the resistance of R1 is 10 ohms, and R2 is 10 ohms what is the total current in the circuit? EL-0036 A. 0.6 amp B. 0.833 amp C. 1.2 amps D. 2.4 amps
Description : In the illustrated circuit, what is the total current if the voltage is 12 VDC, the resistance of R1 is 15 ohms, and the resistance of R2 is 10 ohms? EL-0019 A. .8 amps B. 1.5 amps C. .55 amps D. 2 amps
Description : As shown in the illustration if the applied voltage is 12 VDC, the resistance of R1 is 10 ohms, and R2 is 10 ohms what is the current flowing through R2? EL-0036 A. 0.6 amp B. 0.833 amp C. 1.2 amps D. 2.4 amps
Description : What is the maximum allowable primary current of a 2 KVA step-down transformer with a four to one turns ratio if connected across a 440 volt line? A. 1.1 amps B. 4.5 amps C. 18.1 amps D. 27.7 amps
Description : When a voltage of 95 VDC is applied to the illustrated circuit with a resistance of 110 ohms the current will be _______. EL-0018 A. 0.863 amps B. 1.16 amps C. 1.863 amps D. 205 milliamps
Description : What is the total resistance of the electrical circuit illustrated if the resistance of R1 is 2 ohms, R2 is 4 ohms, and R3 is 4 ohms with a 6 volt battery? EL-0021 A. 0.01 ohms B. 0.10 ohms C. 1.00 ohms D. 10.00 ohms
Description : If the illustrated device has a step-up ratio of 10 to 1 what voltage be measured at the secondary shortly after the primary of the device is connected to 110 volts DC with a current of 12 amps? EL-0055 A. 0 volts B. 110 volts C. 1000 volts D. 1100 volts
Description : If a voltage of 132 VDC is applied to the illustrated circuit where the resistance is 12 ohms, then current will be ___________. EL-0018 A. 0.090 amps B. 1.090 amps C. 11 amps D. 144 milliamps
Description : When a voltage of 112 VDC is applied to the illustrated circuit with a resistance of 12 ohms the current will be ________. EL-0018 A. .107 amps B. 1.28 amps C. 9.33 amps D. 124 milliamps
Description : When a voltage of 110 VDC is applied to the circuit illustrated with a resistance of 12 ohms the current will be________. EL-0018 A. .11 amps B. 1.31 amps C. 9.17 amps D. 122m amps
Description : When a voltage of 115 VDC is applied to the illustrated circuit with a resistance of 12 ohms the current will be _______. EL-0018 A. 127 amps B. 9.58 amps C. 104.34 amps D. 1.24 amps
Description : A lamp is provided with 110 volts and draws a current of 0.8 amps. What is the resistance of the lamp? A. 12.2 ohms B. 88.0 ohms C. 122.2 ohms D. 137.5 ohms
Description : As shown in the illustration if the applied voltage is 12 VDC, the resistance of R1 is 24 kohms, and R2 is 3610 ohms what is the current flowing through R1? EL-0036 A. .434 milliamps B. .005 amp C. 6.00 amps D. 2.4 milliamps
Description : If a voltage of 125 VDC is applied to the illustrated circuit where the resistance of R1 is 12 ohms, and R2 is 115 ohms, the current will be_______. EL-0019 A. 11.5 amps B. 12.5 amps C. 115 amps D. 125 amps
Description : What is the current flowing through R2 of the illustrated circuit if the voltage is 12 VDC and the resistance of R1 is 2 ohms, R2 is 3 ohms and R3 is 6 ohms? EL-0021 A. 2 amps B. 4 amps C. 6 amps D. 12 amps
Description : A load with an impedance of 440 ohms is connected across the secondary of the transformer illustrated. If the input voltage is 110 VAC and the step-up ratio is 10 to 1, what will be the primary current? EL-0055 A. 2.5 amps B. 25 amps C. 250 amps D. current cannot be determined with information given
Description : A load with an impedance of 440 ohms is connected across the secondary of the device illustrated. If the input voltage is 110 VAC and the step-up ratio is 10 to 1, what will be the primary current? EL-0055 A. 2.5 amps B. 25 amps C. 250 amps D. current cannot be determined with information given
Description : In the illustrated circuit, what is the resistance across R2 if the battery voltage is 32 VDC, the resistance of R1 is 1.2 kohms and the current through R2 is 18.82 milliamps? EL-0036 A. 500 ohms B. 1,200 ohms C. 10 ohms D. The answer can not be found with the information given.
Description : When a voltage of 132 VDC is applied to the illustrated circuit with a resistance of 32 ohms the current will be ________. EL-0018 A. 0.242 amps B. 4.125 amps C. 7.757 amps D. 1.64 amps
Description : When a voltage of 132 VDC is applied to the illustrated circuit with a resistance of 10,230 ohms the current will be ________. EL-0018 A. 0.012 amps B. 77.5 milliamps C. 10,362 amps D. 0.792 amps
Description : When a voltage of 124 VDC is applied to the illustrated circuit with a resistance of 10,230 ohms the current will be________. EL-0018 A. 0.012 amps B. 82.50 amps C. 10.354 amps D. 0.8439 amps
Description : When a voltage of 112 VDC is applied to the circuit illustrated with a resistance of 10,230 ohms the current will be________. EL-0018 A. .010 amps B. .913 amps C. 103 m amps D. 934 m amps
Description : When a voltage of 110 VDC is applied to the circuit illustrated with a resistance of 10,230 ohms the current will be________. EL-0018 A. 0.0107 amps B. 93 amps C. 10,340 amps D. .951 amps
Description : When a voltage of 115 VDC is applied to the illustrated circuit with a resistance of 10,230 ohms the current will be _______ EL-0018 A. 88.95 milliamps B. 103.45 milliamps C. 11.24 milliamps D. 0.91 amps
Description : In the illustrated circuit, what is the total resistance if the voltage is 10 VDC, the resistance of R2 is 40 ohms and the total current is .75 amps? EL-0019 A. 13 1/3 ohms B. 20 ohms C. 60 ohms D. the answer can not be determined from the information given
Description : What would be the total current flowing in the circuit shown in the illustration if the source is 30 volts, the resistance of R1 is 10 ohms, R2 is 10 ohms and R3 is 10 ohms? EL-0032 A. 1 amp B. 2 amps C. 5 amps D. 15 amps
Description : A 1:5 step-up transformer has 120V across the primary and 600 ohms resistance across the secondary. Assuming 100% efficiency, the primary current equals (A) 0.2 Amp. (B) 5 Amps. (C) 10 Amps. (D) 20 Amps.
Last Answer : I1= V1 /R1 = 120/600 = 0.2 (η = 100%, losses are zero ∴V1 = VR = I1R1)