Description : As shown in the illustration, the direction of electron flow through the component is _______. EL-0079 A. from terminal 'B' to terminal 'A' B. from terminal 'A' to terminal 'B' C. determined by the polarity of the applied voltage D. opposite from that in a resistor
Last Answer : Answer: B
Description : Which of the illustrated lamps would be brighter? I. X II. Y EL-0008 A. I only B. II only C. Both I and II would be equally bright D. Neither would be lit
Last Answer : Answer: A
Description : A load is connected to the secondary of the device illustrated and the current through the load is 10 amps. If the step-up ratio is 10 to 1 and the input voltage is 110 VAC, what will be the current flow through the primary? EL-0055 A. 1 amp B. 10 amps C. 100 amps D. 1000 amps
Last Answer : Answer: C
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 reading AC current with the illustrated device and unsure of the range as a precaution , the first step should be to _________. EL-0047 A. secure power and test for voltage B. disconnect the ... resistance and use Ohm's law to calculate current D. unable to safely measure current with the device
Description : The illustrated device is a _______. EL-0064 A. full wave bridge rectifier B. half wave bridge rectifier C. solid state voltage regulator D. direct current (DC) filter
Description : In the illustrated 450 VAC system, what should be provided between the bus and the device labeled 'F'? EL-0003 A. a potential transformer B. a current transformer C. an emergency disconnect device D. an audible alarm and indicating light
Description : When attempting to measure AC current with the device shown and you are unsure of the range, the range switch should be set to __________. EL-0047 A. 10 MA / AMPS with leads in the (-10 A) and ... (-COMMON) and (+10 A) jacks D. unable to accurately measure AC current with this device as illustrated
Last Answer : Answer: D
Description : In the illustrated device, the part labeled '1A' _________. EL-0001 A. are start and run windings for a single phase shaded pole induction motor B. is the stator for a polyphase induction ... armature for a squirrel cage rotor motor D. are direct current shunt field windings for a universal motor
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 : A load is connected to the secondary of the transformer illustrated and the current through the load is 10 amps. If the step-up ratio is 10 to 1 and the input voltage is 110 VAC, what will be the current flow through the primary? EL-0055 A. 1 amp B. 10 amps C. 100 amps D. 1000 amps
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 : How much current will flow in the illustrated circuit if the supply is 24 volts and the resistances of R1 is 3 ohms, R2 is 4 ohms, and R3 is 5 ohms? EL-0020 A. 2 amps B. 6 amps C. 8 amps D. 10 amps
Description : Component F in the illustrated device is for _________. EL-0033 A. short circut protection B. latching the trip unit closed after resetting the breaker C. overload protection D. providing a flexible connection between the input terminal G and the tripping unit E
Description : If the illustrated device is fully discharged, what will be the result? EL-0061 A. The battery will be short circuited because the mud space will be filled with lead sulfate B. The electrolyte ... minimum sulfuric acid. D. The plates will be maximum lead oxide and sponge lead minimum lead sulfate.
Description : If the illustrated device is fully discharged, what will be the result? EL-0061 A. The plates will be maximum lead sulfate minimum sponge lead and lead oxide, the electrolyte will be ... lead oxide and sponge lead minimum lead sulfate, the electrolyte will be maximum water minimum sulfuric acid
Description : If reading the AC voltage from a typical wall outlet, the range switch of the device illustrated should be set to ___________. EL-0047 A. 1,000 V B. 250 V C. R X 10,000 D. 10 ma/amps
Description : In the illustrated circuit, section II is considered to be a _______. EL-0085 A. full wave rectifier B. half wave rectifier C. quarter wave rectifier D. short wave rectifier
Description : In which section of the 24 VDC power supply circuit illustrated, does the greatest change in voltage level take place when fed from ships power. EL-0085 A. I B. II C. III D. IV
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 : When a voltage of 132 VDC is applied to the illustrated circuit with a resistance of 470 ohms the current will be ________. EL-0018 A. 0.280 amps B. 3.560 amps C. 602 milliamps D. 1.673 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 132 VDC is applied to the illustrated circuit with a resistance of 110 ohms the current will be ________. EL-0018 A. 0.833 amps B. 1.2 amps C. 2.2 amps D. 242 milliamps
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 : 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 124 VDC is applied to the illustrated circuit with a resistance of 17.8 ohms the current will be ________. EL-0018 A. 0.143 amps B. 2.555 amps C. 6.966 amps D. 141.8 milliamps
Description : When a voltage of 124 VDC is applied to the illustrated circuit with a resistance of 237 ohms the current will be ________. EL-0018 A. 1.523 amps B. 1.911 amps C. 361 milliamps D. 523.2 milliamps
Description : When a voltage of 124 VDC is applied to the illustrated circuit with a resistance of 470 ohms the current will be________. EL-0018 A. 0.263 amps B. 3.79 amps C. 594 milliamps D. 1.7814 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 124 VDC is applied to the illustrated circuit with a resistance of 110 ohms the current will be________. EL-0018 A. 0.887 amps B. 1.127 amps C. 234 m amps D. 2.13 amps
Description : When a voltage of 124 VDC is applied to the illustrated circuit with a resistance of 32 ohms the current will be ________. EL-0018 A. 0.258 amps B. 3.875 amps C. 8.258 amps D. 156 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 : When a voltage of 112 VDC is applied to the circuit illustrated with a resistance of 17.8 ohms the current will be________. EL-0018 A. .158 amps B. 5.82 amps C. 6.29 amps D. 129.8m amps
Description : When a voltage of 112 VDC is applied to the illustrated circuit with a resistance of 237 ohms the current will be ________. EL-0018 A. 1.47 amps B. 2.11 amps C. 347 milliamps D. 472.6 milliamps
Description : When a voltage of 112 VDC is applied to the circuit illustrated with a resistance of 470 ohms the current will be________. EL-0018 A. .238 amps B. 4.196 amps C. 582 m amps D. 19.723 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 112 VDC is applied to the circuit illustrated with a resistance of 110 ohms the current will be________. EL-0018 A. .982 amps B. 1.018 amps C. 2.018 amps D. .222 amps
Description : When a voltage of 112 VDC is applied to the illustrated circuit with a resistance of 32 ohms the current will be________. EL-0018 A. .285 amps B. 3.5 amps C. 9.142 amps D. 144 m amps
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 illustrated circuit with a resistance of 17.8 ohms the current will be________. EL-0018 A. 2.88 amps B. 6.18 amps C. 127.8m amps D. 161 amps
Description : When a voltage of 110 VDC is applied to the illustrated circuit with a resistance of 237 ohms the current will be________. EL-0018 A. .464 amps B. 1.464 amps C. 2.154 amps D. 3.47 amps
Description : When a voltage of 110 VDC is applied to the illustrated circuit with a resistance of 470 ohms the current will be ________. EL-0018 A. .234 amps B. 4.272 amps C. 580 amps D. 2,008 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 110 VDC is applied to the illustrated circuit with a resistance of 110 ohms the current will be________. EL-0018 A. .2 amps B. .1 amps C. 1 amps D. 220m amps
Description : When a voltage of 110 VDC is applied to the circuit illustrated with a resistance of 32 ohms the current will be________. EL-0018 A. .29 amps B. 3.44 amps C. 9.31 amps D. 142 amps
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 95 VDC is applied to the circuit illustrated with a resistance of 237 ohms the current will be________. EL-0018 A. 1.40 amps B. 2.49 amps C. 332 milliamps D. 400.8 milliamps
Description : When a voltage of 95 VDC is applied to the circuit illustrated with a resistance of 470 ohms the current will be _______. EL-0018 A. 4.95 amps B. 202.2 milliamps C. 565.00 milliamps D. 2,325 milliamps
Description : When a voltage of 95 VDC is applied to the illustrated circuit with a resistance of 10.23 kohms the current will be _______ . EL-0018 A. 9.29 milliamps B. 107.68 amps C. 10.32 amps D. 11.02 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