Description : If `3sqrt(3sqrt(x-(1)/(3sqrt(x))=2 , then 3sqrt(x)+((1)/(3sqrt(x)))`=___________
Last Answer : If `3sqrt(3sqrt(x-(1)/(3sqrt(x))=2 , then 3sqrt(x)+((1)/(3sqrt(x)))`=___________
Description : Find the value of `3sqrt(288)xx3sqrt(432)xx3sqrt(648)`
Last Answer : Find the value of `3sqrt(288)xx3sqrt(432)xx3sqrt(648)`
Description : `3sqrt(0.125)+3sqrt(0.729)`=________________
Last Answer : `3sqrt(0.125)+3sqrt(0.729)`=________________
Description : `3sqrt(3.43/10)`=_____________
Last Answer : `3sqrt(3.43/10)`=_____________
Description : Batteries 'A' and 'B' shown in the illustration are 6 volts each and batteries 'C' and 'D' are 24 volts each. If 'A' were connected in series-opposing to 'C' and 'B' was similarly ... the top terminal C. 30 volts, negative at the bottom terminal D. 30 volts, positive at the bottom terminal
Last Answer : Answer: A
Description : Batteries 'A' and 'B' shown in the illustration are 6 volts each and batteries 'C' and 'D' are 24 volts each. If 'A' and 'B' were reconnected to be in series-opposing to 'C' and 'D' ... at the top terminal C. 30 volts, negative at the bottom terminal D. 30 volts, positive at the bottom terminal
Description : A 400kW, 3-phase, 440V, 50Hz induction motor has a speed of 950 r.p.m. on fullload. The machine has 6 poles. The slip of the machine will be _______________. (A) 0.06 (B) 0.10 (C) 0.04 (D) 0.05
Last Answer : Ans: D N = Ns (1-S) 950 = 120 x 50 (1-S)/6 S = 0.05
Description : Have you ever had someone make assumptions about you just because you are _______________?
Last Answer : answer:Often. I'm a gamer, but I dislike D&D. I'm a computer geek who doesn't code. (I'm more of a hardware guy.) I'm a Liberal who supports gun rights and small business owners. I'm a ... or mechanic tries fast-talking my mother; she used to be a VW mechanic back when Volkswagen meant Beetle .
Description : _______________ are self-imposed restraints that help us keep a check on our actions. -General Knowledge
Last Answer : Inhibitions are self imposed restraints that help us keep a check on our actions.
Description : In human `_______________` is a small blind sac which hosts some symbiotic micro-organism.
Last Answer : In human `_______________` is a small blind sac which hosts some symbiotic micro-organism. A. Caecum B. Colon C. Rumen D. All of these
Description : If the diagonals of a cyclic quadrilateral intersect at the centre of a circle , then the quadrilateral is `"_______________"`.
Last Answer : If the diagonals of a cyclic quadrilateral intersect at the centre of a circle , then the quadrilateral is `"_______________"`.
Description : If G is the centroid of `Delta ABC`, then the area of `Delta BGC` is `"_______________"` times the area of quadrilateral ABCG.
Last Answer : If G is the centroid of `Delta ABC`, then the area of `Delta BGC` is `"_______________"` times the area of quadrilateral ABCG.
Description : Fill in the blank : `N NP_(FC)"_______________" = GDP_(MP)`
Last Answer : Fill in the blank : `N NP_(FC)"_______________" = GDP_(MP)` A. `+` Depreciation - Net ... + Net factor income from abroad - Net Indirect taxes
Description : _______________ is used to enable cold starting, with out the use of a heater plug. a) Pintaux nozzle b) Multi hole injector c) Long stem injector d) Pintle nozzle
Last Answer : Answer: a Explanation: Generally, intaux nozzle is used to enable cold starting, with out the use of a heater plug.
Description : Hydrogen gas has less than _______________ the density of air. a) 1/12th b) 1/10th c) 2/3rd d) 1/3rd
Last Answer : Answer: b Explanation: None.
Description : The input hexadecimal representation of 1110 is _______________ a) 0111 b) E c) 15 d) 14
Last Answer : Answer: b Explanation: In hexadecimal number system, 1110 = 15, which is represented by the alphabet E. Some representations are: A 10 B 11 C 12 D 13 E 14 F 15
Description : The hexadecimal representation of 14 is _______________ a) A b) F c) D d) E
Last Answer : Answer: d Explanation: The hexadecimal representations are as follows: 10 : A 11 : B 12 : C 13 : D 14 : E 15 : F
Description : If the control signals are generated by combinational logic, then they are generated by a type of _______________ controlled unit. a) Micro programmed b) Software c) Logic d) Hardwired
Last Answer : Answer: d Explanation: The main task of a control unit is to generate control signals. There are two main types of control units: A hardwired control unit generates control ... combinational logic circuits and the Micro programmed control unit generates control signals by using some softwares
Description : The deficiency of _______________ causes goiter. (a) Sulphur (b) Iodine (c) Calcium (d) Vitamin A
Last Answer : Ans:(a)
Description : A man weighing 96 kg, consists of approximately _______________ litres of water. (a) 501 (b) 66.51 (c) 821 (d) 421
Last Answer : Ans:(b)
Description : Coast Guard Regulations (46 CFR), require that an indicating light at the propulsion control station will operate if overloading or overheating occurs in a _______________. A. forced draft blower motor B. steering gear motor C. fuel pump motor D. condensate pump motor
Last Answer : Answer: B
Description : Two 100 watt light bulbs are connected in parallel across a 100 volt power supply. The total power developed in the circuit is _______________. A. 200 watts B. 100 watts C. 50 watts D. equal to the product of the amperes times the voltage in each branch
Description : A three-phase electrical system is equipped with ground detecting lamps. If one of the lamp goes dark and the other two burn normally before and after the test switch is operated, this indicates _______________. ... of the three phases D. the voltage to the dark lamp is less than that of the system
Description : The winch shown in the illustration will not operate in any speed in the lowering direction and at an abnormal speed in 'first point hoist'. The possible cause is that _______________. EL-0102 A. ... '1M' in the power circuit are badly corroded D. master switch contacts 'MS6' have weak springs
Description : Pin #8 of the astern valve position sensor shown in the illustration is connected _______________. EL-0099 A. to analog common B. in series with PCOM C. to (-) 50 volts D.C. D. to (+) 50 volts D.C.
Description : During maintenance of circuit breakers, _______________. A. always smooth roughened contact surfaces with a file B. never pass more than rated breaker current through the overload heater element C. ... wear and misalignment of main contacts D. assume heater elements installed are of correct size
Last Answer : Answer: C
Description : In addition to undercutting the mica, proper maintenance of a D.C. motor's commutator includes _______________. A. side-cutting the copper segments and insulating the slots B. coating the copper surface with light machine ... in an oven at a maximum of 95°C for not over 8 hours D. all of the above
Description : The 'dielectric constant' is a numerical value indicating the effectiveness of a dielectric material in comparison to that of a standard, which is _______________. A. paper or cloth B. glass or mica C. plastic or Teflon D. dry air or a vacuum
Last Answer : Answer: D
Description : Pin #6 of the ahead valve position sensor as shown in the illustration is connected _______________. EL-0099 A. to (-) 50 volts D.C. B. in parallel with PCOM C. to (+) 50 volts D.C. D. to analog common
Description : When the series field relay "FR" of the winch circuit shown in the illustration is energized during dynamic braking the _______________. EL-0102 A. shunt Field Relay "FR-B.O." is de-energized and contacts ... . shunt Field Relay "FR-B.O." opposes the series coil's flux and sets the mechanical brake
Description : The vertical dotted line connecting the small circular symbols at coordinates '05L', '09L', '13L', '21L', '25L', etc., shown in the illustration, indicate that all _______________. EL-0100 A. contacts are ... board 'TB2' C. wires are grounded at both ends of the line D. wires have a common shield
Description : All of the following items can be used in the maintenance of a D.C. propulsion motor's commutator EXCEPT _______________. A. a canvas wiper B. safety solvent C. abrasive dressing stones D. sandpaper
Description : The purpose of 'R6' in the winch circuit shown in the illustration is to _______________. EL-0102 A. maintain dry conditions within the winch brake box B. keep the series field current at ... to assist the winch in stopping D. limit the armature current during lowering operation with heavy loads
Description : In general, D.C. propulsion motor brush sparking can be caused by _______________. A. incorrect brush grade, pressure or position B. a concentric commutator C. a dark chocolate colored commutator D. all of the above
Description : When troubleshooting a console circuit card suspected of being faulty, the last step would be to _______________. A. check the fuses and voltage levels of all power supplies in the console B. clean dust ... -on types D. substitute a new or repaired spare card and check the operation of the circuit
Description : In D.C. motor construction, the armature coils' ends are _______________. A. soldered to the commutator bar risers B. imbedded into core slots C. crimped together with brush pigtails D. spliced with the field windings
Description : The purpose of the 'heater resistors' for the winch circuit shown in the illustration is to _______________. EL-0102 A. limit the current in the heater circuit B. dispel moisture in the ' ... panel C. keep the winch brake housing below the dew point D. maintain winch motor operating temperature
Description : When replacing fuses, always make sure _______________. A. to stand on a rubber mat and use rubber gloves B. to use insulated pliers or screwdriver C. the fuse clips are straight, tight, and in good contact D. to increase the fuse rating 10% to guard against 'nuisance blowing'
Description : When troubleshooting motor controllers, a shorted relay or contactor coil is often indicated by _______________. A. a resistance reading of 'infinity' on an ohmmeter B. charred insulation and/or a blown ... of the coil's leads to ground D. a higher-than-normal voltage reading across the winding
Description : In an AC circuit, the inductive reactance of a coil varies with the _______________. A. resistance of the circuit B. frequency of the circuit C. voltage of the circuit D. current of the circuit
Description : When troubleshooting a console circuit card suspected of being faulty, first check for proper voltages to the card and then _______________. A. test transistors or integrated circuits for gain and ... D. de-energize the card and check the printed circuit traces for continuity with an ohmmeter
Description : The life expectancy of electrical insulation, is approximately halved for an increased operating temperature of _______________. A. 10°C B. 25°C C. 50°C D. 100°C
Description : The 'safe switch' of the winch controller shown in the illustration is operated _______________. EL-0102 A. through the master switch handle B. when heater circuit current is high C. by contactor coil 'FR' D. manually by the winch operator
Description : An important factor in reducing D.C. motor commutator wear is _______________. A. keeping the ambient humidity as low as possible B. ensuring a very low brush current density C. establishing the copper oxide surface film D. all of the above
Description : Basic electrical motor action depends on _______________. A. a conductor rotated within a magnetic field B. a current carrying conductor placed in a magnetic field C. the relative force of the commutator and commutating poles D. the relative force of the armature and interpoles
Description : Common nickel-cadmium and nickel-iron storage batteries utilize _______________. A. acid primary cells B. alkaline primary cells C. acid secondary cells D. alkaline secondary cells
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 : Nickel-cadmium batteries are superior to lead-acid batteries at high discharge rates because they _______________. A. deliver a large amount of power and can be recharged in a shorter time B. need ... less mounting space C. have higher output voltages and require no maintenance D. all of the above
Description : A slow continual loss of electrolyte level from one cell of a storage battery could be due to _______________. A. a cracked casing B. too low a charging rate C. the specific gravity being higher than normal D. one filler cap installed too tightly
Description : The resistance of electric wire will decrease as its _______________. A. length increases B. cross-sectional area increases C. temperature increases D. percent of metallic purities increases