Description : Although saturable reactors are extremely useful in some applications, their gain is low because of ____________. A. core hysteresis losses B. inductive reactance in the control winding C. IR drop throughout the load winding D. all of the above
Last Answer : Answer: A
Description : The 'annunciator module' and 'controller' shown in the illustration together provide for _____________. EL-0094 A. blinking lamp on alarm; testing the lamp and alarm; and logging alarm conditions B ... visual and audible alarms; flashing lamp on alarm; and silencing the horn when answering an alarm
Last Answer : Answer: D
Description : Humming or buzzing of electric contacts is a symptom of ____________. A. low voltage on the operating coil B. power failure to the operating coil C. a control circuit ground D. a control circuit overload
Description : When a console indicating lamp burns out, attempts to renew it should not be made while maneuvering because _______________. A. the new lamp may be of a higher wattage and cause heat damage to the lens ... D. a socket/wiring fault may cause a ground or short circuit to shut down a vital function
Description : A temperature instrumentation system for an engine room console consists of a resistance temperature detector (RTD), a measuring bridge circuit, and a meter (or alarm circuit).Which of the following ... is zero. D. The input voltage of the resistance bridge is the constant temperature signal.
Last Answer : Answer: C
Description : What is the purpose of each of the 'signal conditioners' (6000F085 / AH170 / F125) shown in the illustration? EL-0094 A. Convert the varying signal from its particular sensor and deliver a ... the 'setpoint module' in order to keep the pressure or temperature at its sensor at set limits.
Description : Which car alarms allow you to choose different alarm tones?
Last Answer : The Commando Pro Series Security Series--Scytex RS5000-2 with Car Alarm Keyless Remote Starter Combo with pager is a good choice. It is priced at approx. $139.00.
Description : For console circuit card 'LLEA' as shown in the illustration at coordinates '63R/S', the input(s) and output(s) are respectively on pin numbers ____________. EL-0100 A. '5' and '3' & '4' B. '2' & '3' and '5' & '6' C. '5' & '6' and '2' & '3' D. '3' & '4' and '5'
Description : As shown in the illustrations of console schematic diagrams, each circuit card and component, such as a relay or indicating lamp, has an identifier attached. This identifier, which is composed of ... where the item may actually be found on the console by section, surface and possible subassembly
Description : When insulation failure produces a low resistance current path between two conductors, the resulting condition is known as ____________. A. an open B. a short circuit C. a ground D. a surge
Last Answer : Answer: B
Description : Most important advantage of an IC is its a. Easy replacement in case of circuit failure b. Extremely high reliability c. Reduced cost d. Low powers consumption
Last Answer : b. Extremely high reliability
Description : Coast Guard Regulations (46 CFR) require manual contactors for operating the general emergency alarm on tank vessels to be located in the navigating bridge, engine room and the ____________. A ... C. crew accommodations and sleeping spaces D. engineering officers' quarters furthest from the bridge
Description : Diesel generators #1 and #2 are operating in parallel at near full load capacity. Diesel generator #1 suddenly trips out mechanically due to low lube oil pressure. The reverse power relay functions ... all nonvital circuits. D. Secure alarms, reset reverse power relay, and restart #1 engine.
Description : Upon failure of the normal power supply, the emergency generator is placed on the line by the _____________. A. bus tie feeder B. automatic bus transfer device C. line connection feeder D. power failure alarm bus
Description : The 24 volt DC bus on the emergency switchboard is used to supply power to the _____________. A. general alarm system B. gyrocompass power failure alarm system C. smoke detection system D. all of the above
Description : Upon failure of the normal power supply, the emergency generator is placed on the line by the _____________. A. main bus tie feeder B. automatic bus transfer device C. line connection feeder D. power failure alarm bus
Description : A single-phase induction motor starts, comes up to about 75% rated speed, slows down to a lower speed, and accelerates again. The problem is most likely in the ____________. A. starting winding B. running winding C. starting capacitor D. running centrifugal switch
Description : In connection with the examination of financial statements, an independent auditor could be responsible for failure to detect a material fraud if a. Accountants performing important parts of the ... . The fraud was perpetrated by one client employee, who circumvented the existing internal control
Last Answer : The auditor planned the work in a hasty and inefficient manner.
Description : In connection with the examination of financial statements, an independent auditor could be responsible for failure to detect a material fraud if a. Statistical sampling techniques were not used on ... partsof the work failed to discover a close relationship between the treasurer and the cashie
Description : Does anyone know about power failure alert/alarms?
Last Answer : There are plenty of them commercially available. Just go on amazon and order one.
Description : Voltage failure of an AC generator may be caused by ____________. A. failure of the exciter generator B. a tripped bus circuit breaker C. high mica segments on the stator bus bar D. excessive prime mover speed
Description : Which of the following problems will most likely occur if the starting winding of a split-phase induction motor failed to cutout once the motor was in continuous operation? A. The motor will overspeed. B. The ... reduced speed. C. A time delay will stop the motor. D. The winding will burn out.
Description : Which of the following is characterized by wide spans of control, little formalization, a low degree of departmentalization, and authority centralized in a single person…………… (a) Bureaucracy ; (b) Simple structure ; (c) Matrix organization ; (d) Mechanistic structure
Last Answer : (b) Simple structure ;
Description : An organizational design with low departmentalization, wide spans of control, authority centralized in a single person and little formalization are characteristics of ________. (a) Simple structure ; (b) Functional structure ; (c) Divisional structure ; (d) None of given option
Last Answer : (a) Simple structure ;
Description : Premier, a smokeless cigarette, failed because it could not be easily lit with a match. This failure was due to: A)poor distribution. B)high prices. C)lack of customer satisfaction. D)poor promotion. E)poor packaging.
Last Answer : C)lack of customer satisfaction.
Description : Unnecessary and frequent applications of varnish to the generator windings to repair defective insulation will result in ____________. A. heavy coatings of varnish interfering with heat dissipation B. ... of the rectifier assembly D. a built-up of varnish without changing generator operation
Description : In the event of a power failure during cargo loading operations, the movement of an electric powered cargo winch will be stopped by ____________. A. a manual override switch B. the weight of the load on the boom C. a spring set brake D. a hand operated band brake
Description : When power is restored after a complete power failure, a steering gear pump motor will ____________. A. have to be restarted B. have to be reset C. restart automatically D. trip its overload relays
Description : Two contributors of electronic console failures are heat and vibration. To combat some of their effects, preventive maintenance procedures should include ______________. A. systematic rotation of circuit cards with those ... bolts and changing of the air in the control room D. all of the above
Description : While troubleshooting a circuit in an engine room central control console, a resistor is suspected of being faulty. Which of the following precautions must be observed if an ohmmeter is to be used to ... of the component isolated. D. The meter case must be grounded prior to attaching the leads.
Description : In process control terminology values which can change without distinct increments, such as temperature, pressure, or level are called ____________. A. binary values B. digital values C. bumpless values D. analog values
Description : Most important advantage of an IC is its A) Easy replacement in case of circuit failure B) Extremely high reliability C) Reduced cost D) Lower power consumption
Last Answer : Answer : B
Description : Most important advantage of an IC is its a. Easy replacement in case of circuit failure b. Extremely high reliability c. Reduced cost d. Lower power consumption
Last Answer : Extremely high reliability
Description : What type of service is NOT provided by the circuit shown in the illustration? EL-0094 A. Logging of engine order signals from the bridge. B. Printed record of alarms as they ... . Visual metering of temperature and pressure conditions. D. Periodic recording of pressure and temperature conditions.
Description : The type of control circuit that will not permit automatic restarting after power is restored, following a power failure is called _____________. A. low voltage protection B. low voltage release C. overload lockout D. reduced voltage restart
Description : A cylindrical specimen of saturated soil failed under an axial vertical stress of 100kN/m² when it was laterally unconfmed. The failure plane was inclined to the horizontal plane at an angle of 45°. The values of cohesion and angle of ... N/mm² and 0° (C) 0.2 N/mm² and 0° (D) 0.05 N/mm² and 45°
Last Answer : Answer: Option B
Description : When the students become failed, it can be understood that Options: A) the system has failed B) The teacher’s failure C) The text-books failure D) The individual student’s failure
Last Answer : D) The individual student’s failure
Description : How can we solve the modern problem of car alarms?
Last Answer : Just had an idea: Let’s write in removing car alarms from every car as a provision to the bailout bill! Thoughts?
Description : From the standpoint of safety, you should never allow salt water to enter a leadacid storage battery or come in contact with sulfuric acid because ______________. A. the resulting gas is ... peroxide D. combining salt water with lead-acid creates an invisible gas resulting in severe corrosion
Description : DCL stands for A) Data Control Language B) Data Console Language C) Data Console Level D) Data Control Level
Last Answer : C) Data Console Level
Description : What is the name given to an interactive business providing a centralized market where many buyers and suppliers can come together for e‐commerce or commerce‐related activities? a. Direct marketplace b. B2B c. B2C d. Electronic marketplace
Last Answer : d. Electronic marketplace
Description : As shown in the illustrations, most console schematic diagram sheets have letters and/or numbers placed across the top and numbers along the side boarders. The purpose of these markings is to ... small hole over a letter and number, what month and year that particular page was redrawn
Description : A fuse will blow for all the listed reasons EXCEPT ________. A. excessive vibration B. extremely hot surroundings C. loose fuse clips D. low contact resistance within the fuse
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 : An overload in which of the listed motors will result in the illumination of an indicating light at the propulsion control station alarm panel? A. Fuel pump motor B. Steering motor C. Condensate pump motor D. Forced draft blower motor
Description : Do car alarms come standard on cars now?
Last Answer : Some cars come standard with a car alarm but not all.
Description : Which capabilities are offered by Web Content Management Tools? a)Centralized version control b)Simplification through templates c)Integration with enterprise applications d)all Answer: d
Last Answer : d)all
Description : What is store program control (SPC)? Give the organization of centralized SPC. Discuss the advantages of SPC automation in telephone switching.
Last Answer : In stored program control systems, a program or set of instructions to the computer is stored in its memory and the instructions are executed automatically one by one by the processor. Carrying out ... of services can be provided to customers. (v) Increase level of automotive in switching