Description : When wires are connected to the terminals of the battery what causes electric current in the circuit?
Last Answer : The energy stored in the chemicals of the battery
Description : The potential drop between the terminals of a battery is equal to the battery's EMF when: w) no current is drawn from the battery x) a very large current is drawn from the battery y) the internal resistance of the battery is very large z) the resistance in the external circuit is small
Last Answer : ANSWER: W -- NO CURRENT IS DRAWN FROM THE BATTERY
Description : The reading of a voltmoter when a cell is connected to it is 2.2 V. When the terminals of the cell are connected to a resistance of `4 Omega`, the vol
Last Answer : The reading of a voltmoter when a cell is connected to it is 2.2 V. When the terminals of the ... to 2 V. Find the internal resistance of the cell.
Description : What is the calculated voltage at the positive and negative terminals of the battery shown in the illustration if each cell has a voltage of 1.5 volts? EL-0034 A. 1.5 volts B. 3.0 volts C. 6.0 volts D. 12.0 volts
Last Answer : Answer: A
Description : Can you recharge a mostly dead 9 volt battery by plugging a fresh one into the terminals?
Last Answer : you’ll end up ruining both and possibly start a fire.
Description : Name the two terminals of the East-West corridor. -Geography
Last Answer : The two terminals of the East-West corridor are Silcher in Assam and Porbandar in Gujarat.
Last Answer : Rust interferes with satisfactory electrical connection and over time rust falls through the terminal and completely destroys the terminal.
Description : How many structures are supported by cartilaginous rings ? Larynx, Trachea, Bronchi, Initial bronchioles, Terminals bronchioles, Alveolar duct, Alveol
Last Answer : How many structures are supported by cartilaginous rings ? Larynx, Trachea, Bronchi, Initial bronchioles, Terminals bronchioles ... . 7 B. 3 C. 4 D. 5
Description : When a resistance of `2 Omega` is placed across the terminals of a battery, the current is 0.5 A. When the resistance across the terminals of the batt
Last Answer : When a resistance of `2 Omega` is placed across the terminals of a battery, the current is 0 ... emf of the battery and also its internal resistance.
Description : The potenital difference between the terminals of a 6.0 V battery is 7.2 V when it is being charged by a current of 2.0 A. What is the internal resist
Last Answer : The potenital difference between the terminals of a 6.0 V battery is 7.2 V when it is being ... A. What is the internal resistance of the resistor.
Description : The potential differnce between the terminals of a battery of emf 6.0 V and internal resistance `1 Omega` drops to 5.8 V when connected across an exte
Last Answer : The potential differnce between the terminals of a battery of emf 6.0 V and internal resistance ... resistor . Find the resistance of the external res
Description : Assertion : Potential difference across the terminals of a battery is always less than the emf of the battery. Reason : During discharging of a batter
Last Answer : Assertion : Potential difference across the terminals of a battery is always less than the emf of the ... . If Assertion is false but Reason is true.
Description : If each of the resistance in the network in figure `R`, the equivalent resistance between terminals `A` and `B` is
Last Answer : If each of the resistance in the network in figure `R`, the equivalent resistance between terminals `A` and `B` is A. R B. 5R C. 3R D. 6R
Description : A battery of emf E has an internal resistance r. A variable resistacne R is connected to the terminals of the battery. A current `i` is drawn from the
Last Answer : A battery of emf E has an internal resistance r. A variable resistacne R is connected to the terminals of ... infinity, `(E)/(r)`, V approaches E
Description : What Molecules of what substances are stored in synaptic terminals?
Last Answer : Need answer
Description : In the IBM PC-At, what do the words AT stand for A) Additional Terminals B) Advance technology C) Applied technology D) Advanced terminology
Last Answer : Answer : B
Description : A group of magnetic tapes, videos or terminals usually under the control of one master is A) Cylinder B) Surface C) Track D) Cluster
Last Answer : Answer : D
Description : The computer code for the interchange of information between terminals is A) ASCII B) BCD C) EBCDIC D) All of above
Last Answer : Answer : A
Description : Multi user systems provided cost savings for small business because they use a single processing unit to link several A) Personal computers B) Workstations C) Dumb terminals D) Mainframes
Last Answer : Answer : C
Description : Terminals are represented by diagonals in a flowchart. a) True b) False
Last Answer : Answer: b Explanation: The statement is false. Terminals are represented by rounded rectangles. They indicate the starting or ending point in a flowchart
Description : Trans-Siberian Railway terminals are - (1) Moscow and Vladivostok (2) St. Petersburg and Vladivostok (3) Moscow and Krasnoyarsk (4) St. Petersburg and Krasnoyarsk
Last Answer : (1) Moscow and Vladivostok Explanation: Trans-Siberian Railway is a network of railways connecting Moscow with the Russian Far East and the Sea of Japan. En route it passes through ... Yekaterinburg, Omsk, Novosibirsk, Krasnoyarsk, Irkutsk, Chita and Khabarovsk to Vladivostok via southern Siberia.
Description : Graphical terminals are divided into two types. They are _____ (A) text and dumb (B) dumb and intelligent (C) vector mode and raster mode (D) None of the Above
Last Answer : (C) vector mode and raster mode
Description : For expanding access to banking services, the RBI has advised banks to open branches with minimum infrastructure support of 8 to 10BC units at a reasonable 3-4km. Such branches are known as _______ A. White Label ATMs B. Ultra Small Branches C. Banking Kiosks D. CBS Terminals E. ICT Hubs
Last Answer : B. Ultra Small Branches Explanation: Ultra Small Branches may be set up between the base branch and BC locations so as to provide support to about 8-10 BC Units at a reasonable distance ... for operating large customer transaction and would have to be managed full time by bank officers/ employees.
Description : An open occurring within the field rheostat of an AC generator can be detected by short circuiting its terminals and observing a ____________. A. negative deflection of the wattmeter pointer B. ... of the wattmeter pointer C. buildup of alternator voltage D. low, but constant alternator voltage
Last Answer : Answer: C
Description : The removal of paint from electrical equipment, such as generators, should be cautiously undertaken because ____________. A. the mechanical shock of paint removal lessens the dielectric strength ... phase windings frequently become isolated from each other due to dust interference at the terminals
Last Answer : Answer: B
Description : In the illustration, the signal from the device connected to terminals 18 and 19 is __________. EL-0046 A. prime mover speed feedback B. loss of control alarm when comparing with the input signal ... slip between the prime mover and the alternator D. to shut down the prime mover if overspeeding
Description : The turns ratio of transforme 'A' shown in the illustration is four to one and all taps are evenly spaced. If 110 volts were applied to terminals 'X1' and 'X3', what would be indicated across 'H1' and 'H2'? EL-0082 A. 37.5 volts B. 55 volts C. 220 volts D. 440 volts
Description : The turns ratio of transformer 'A' shown in the illustration is four to one and all taps are evenly spaced. If 120 volts were applied to terminals 'H1' and 'H3', what would appear at 'X1' and 'X2'? EL-0082 A. 15 volts B. 30 volts C. 480 volts D. 960 volts
Description : In the illustration, the diode between terminals 16 and 17 is to _________. EL-0046 A. act as a short circuit for the sensing coil when CEMF is applied B. insure that the voltage across the coil does not exceed 9 volts C. improve response time D. act as a filter to prevent hunting
Description : In the illustration, the diode between terminals 16 and 17 is to _________. EL-0046 A. insure that the voltage across the governor coil (EG-3P) never exceeds .6 VDC B. compensate for the ... heating up C. protect the electronic governor from counter EMF D. act as a filter to prevent hunting
Description : In the illustration, the contacts between terminals 26 and 27 should be closed when _________. EL-0046 A. using one generator in isochronous mode only B. using two or more generators in ... through varying loads in parallel or single operation D. the circuit breaker is closed for that generator
Description : When using a multimeter for resistance measurements, it should be calibrated by clipping the loose ends of the leads together and _____________. A. setting the instrument pointer at 'zero' ohms B. ... the plus and minus terminals D. using a special purpose resistance measuring instrument (a bridge)
Description : When working on electrical circuits containing large capacitors, in addition to deenergizing the circuit, which of the listed precautions should also be taken? A. Keep all radio equipment ... capacitor insulation resistance. C. Ground the capacitor terminals. D. Check capacitor circuit polarity.
Description : The small circular symbols to which wire '52N57E' is connected at coordinates '57L' and '57P' shown in the illustration represent ___________________. EL-0100 A. relay contact solder points B. wire wrap connections C. terminal board screws D. switch contact terminals
Description : The turns ratio of device 'B' shown in the illustration is two to one (total). If 220 volts were applied to terminals 'H1' & 'H2', what would be indicated across 'X1' & 'X4' with 'X2' & 'X3' connected and isolated? EL-0082 A. 55 volts B. 110 volts C. 220 volts D. 440 volts
Description : Which of the substances listed should be applied to battery terminals to help prevent corrosion? A. Zinc chromate B. Naval jelly C. Lead peroxide D. Petroleum jelly
Last Answer : Answer: D
Description : Proper storage battery maintenance includes ____________. A. keeping connections tight and casing surfaces clean B. making sure electrolyte level is below the separator plates C. insulating the terminals with naval jelly D. maintaining a high charging rate at all times
Description : The ring circuit of the system shown in the illustration would become inoperative if a ground developed at ____________. EL-0093 A. either terminal 'T' or 'C' B. either terminal 'B' or 'R' C. both terminals 'B' and 'C' D. both terminals 'T' and 'R'
Description : If a 6 volt battery were connected in series with a 24 volt battery by putting their negative terminals together, what would be the result? A. 'Zero' volts B. 12 volts of the opposite polarity C. 18 volts, positive on the 24 volt battery D. 30 volts, negative on the 24 volt battery
Description : A breakable, mercury-filled thermometer should not be used in a lead-acid battery to measure electrolyte temperature, as an accidental breakage can cause ____________. A. severe sparking and explosions ... battery plates C. violent gassing at the positive plates D. corrosion on the battery terminals
Description : Before touching a small capacitor connected to a de-energized circuit, or even one that is completely disconnected, you should ____________. A. gently tap the body with a screwdriver B. tag it ... insulated fuse puller D. short circuit the terminals to make sure that the capacitor is discharged
Description : To determine the state of charge of a nickel-cadmium battery, you should ___________. A. check the electrolyte with a hydrometer B. use the constant specific gravity method C. use a nonbreakable mercury thermometer D. connect a voltmeter to the battery terminals
Description : Mercury filled thermometers should never be used to determine the temperature of the battery electrolyte because accidental breakage of the thermometer can cause __________________. A. severe sparking and ... of battery plates C. contamination of the electrolyte D. corrosion on the battery terminals
Description : A 'dead front' switchboard is one _____________. A. without switches on it B. with insulated switches and no exposed terminals C. without circuit breakers D. without safety hand rails nor rubber mats
Description : Routine maintenance of lead acid batteries should include _____________. A. keeping the terminals clean B. coating cable connections with petroleum jelly C. maintaining a trickle charge D. all of the above
Description : The turns ratio of device 'B' shown in the illustration is two to one (total). If 110 volts were applied to terminals 'X1,3' and 'X2,4', what would be indicated across 'H1' and 'H2'? EL-0082 A. 27.5 volts B. 55 volts C. 220 volts D. 440 volts
Description : Figure 'D' of the diagram shown in the illustration has a turns ratio of four to one. If a three-phase 440 volt supply is connected to terminals 'A-B-C', what voltage should develop across terminals 'a-b-c'? EL-0084 A. 64 volts B. 110 volts C. 190 volts D. 762 volts
Description : The turns ratio of device 'B' shown in the illustration is two to one (total). If 440 volts were applied to terminals 'H1' & 'H2', what would be indicated across 'X1' & 'X4' with 'X2' & 'X3' connected and isolated? EL-0082 A. 110 volts B. 220 volts C. 880 volts D. 1760 volts
Description : Figure 'C' of the diagram shown in the illustration has a turns ratio of four to one. If a three-phase 440 volt supply is connected to terminals 'A-B-C', what voltage should develop across terminals 'a-b-c'? EL-0084 A. 64 volts B. 110 volts C. 190 volts D. 762 volts
Description : If you obtain a low resistance reading with a megohmmeter connected between terminals 'A' and 'C' of the three-phase, wye-connected winding shown in the illustration, there is __________. EL-0074 A. no open circuit ... 'B' C. an open circuit between 'A' and 'C' D. an open circuit in both windings