#31
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dear frinds
i am not an aspirant of css as i am searching this forum for the nab jobs being over aged 32 years of age. I cam across an objective MATER AND ENERGY can be converted into each other there were four options so i just decided to share my knowledge it may be right or wrong. but it is my idea the relationship of energy and matter is given by the eienstine equation E=MC SQUARE this states that the matter and energy are changeable from one state to another but he also stated that the matter can be changed into energy but energy cannot be changed back into the matter. its my point of view pardon me if i am wrong and the answer of that objective is NONE OF THESES |
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mudasr (Monday, February 18, 2013) |
#32
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Energy and matter
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I regret, but it is my painful duty to inform you that your postulate is wrong. Energy and matter are interchangeable. When nucleus is broke up into its particles (by adding/bombarding it with high energy rays called as Energy Defect) then total mass of seperated particles taken alone is more than the parent nucleus. The energy of the rays is added up as mass to the divided particles increaing its mass. Conversely, when sub-nuclear particles are added up to again form the nucleus then some amount of energy is released and the resultant nucleus is less in mass than the total sum of mass of individual particles that made up that nucleus. Hope this explanation would help you get my point. Regards,
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mudasr (Monday, February 18, 2013) |
#33
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Everyday Science
1) A SCIENTIFIC METHOD WILL SEEK TO EXPLAIN NATURAL EVENTS AND MAKE USEFUL PREDICTION IN
A) A HAPHAZARD MANNER B) A MANNER DESIGN TO FIT THE THEORIST,S OR EXPERIMENTER,S BIAS C) A CONSISTENTLY REPRODUCIBLE MANNERD) NONE OF THESE 2) “TRUTH IS THE SOUGHT FOR ITS OWN SAKE. AND THOSE WHO ARE ENGAGED UPON THE QUEST FOR ANYTHING FOR ITS OWN SAKE ARE NOTINTERESTED IN OTHER THINGS. FINDING THE TRUTH IS DIFFICULT AND THE ROAD TO IT IS ROUGH.” THIS WAS STATED BY WHICH KEY FIGURE IN THE DEVELOPMENT OF SCIENTIFIC METHOD IN THE 11TH CENTURY? A) ARISTOTLE B) IBN AL HAYTHAM C) PLATO ` D) NONE OF THESE 3) ABU ABDULLAH MUHAMMAD BIN MUSA AL-KHWARIZMI IS FAMOUS FOR WRITING THE “KITAB AL JABER WAL MUQABLA” IN WHICH HE A) PRESENTED THE FIRST SYSTEMATIC SOLUTION OF LINEAR AND QUADRATIC EQUATIONS B) DELINEATED METHODS OF OPPRESSION & COMPETITION C) C) WROTE THE LAWS OF OPTICS D) NONE OF THESE 4) GALLIEO GALLIES WAS PERESCUTED BY THE CATHOLIC CHURCH FOR SUSPICON OF HOLDING THE VIEW THAT: A) OBJECTS OF DIFFERENT MASSES FELL AT THE SAME VELOCITY B) THE SUN REVOLVES AROUNDS THE MOON C) THE EARTH WAS PROBABLY NOT THE CENTRE OF THE UNIVERSE D) NONE OF THESE 5) THE PROLIFERATION OF EDUCATION AND DISSEMINATION OF KNOWLEDGE IN THE LAST TWO CENTURIES HAS LED TO A FAITH IN SCIENCE THAT: A) CAUSES HUMAN BEINGS TO TURN ON OTHER HUMAN BEINGS B) IS THE MAIN CAUSE OF POVERTY AND WAR C) LEADS TO OPPRESSION OF EDUCATION D) NONE OF THESE 6) SCIENCE ATTEMPTS TO: A) EXPLAINS HOW THE UNIVERSE WORKS BY DICOVERING THE LAWS REGULATING EVERYTHING AROUND US B) USE DICOVERED LAWS TO ENGINEER NEW DEVICES C) BOTH A & B D) NONE OF THESE 7) IBN ZUHR, THE AUTHOR OF AL TAISIR, IS KNOWN AS: A) THE FATHER OF EXPERIMENTAL SURGERY B) THE FOUNDER OF CALCULUS C) A BIOGRAPHER OF PROVINCIAL GOVERNORS D) NONE OF THESE 8) IBN KHALDUN’S MUQQADIMAH IS REGARDED BY MANY AS: A) THE FIRST WORK DEALING WITH A PHILOSOPHY OF HISTORY B) A MINOR FOOTNOTE IN HIS WRITINGS C) A WELL DOCUMENTED TALE OF HIS TRIAL D) NONE OF THESE 9) A PHYSICAL, MATHEMATICAL OR LOGICAL REPRESENTATION OF A NATURAL PHENOMENON IS CALLED A) PHENOMENAL B) A SCIENTIFIC MODEL C) A THEORATICAL POSTULATE D) NONE OF THESE 10) ISSAC NEWTON AND GOTTFRIED LEIBNIZ WORKING INDEPENDENTLY IN THE 17TH CENURY LAID THE FOUNDATION OF CLASSICAL PHYSICS AND ARE KNOWN AS FATHERS OF A) ASTROLOGY B) RELATIVISTIC THEORY C) INTEGRAL & DIFFERENTIAL CALCULUS D) NONE OF THESE 11) A LIGHT YEAR IS A) A YEAR DEVOID OF HEAVY RAINFALL B) THE TIME TAKEN BY LIGHT TO BE GENERATED & PROPAGATED FROM THE CENTRE OF THE SUN TO OUR EARTH C) THE DISTANCE COVERED BY LIGHT IN ONE OF OUR SOLAR YEARS D) NONE OF THESE 12) OUR SUN IS CLASSIFIED AS A) A BLUE GIANT B) A YELLOW DWARF C) SUPERNOVA D) NONE OF THESE 13) THE SUN PRODUCES MOST OF ITS ENERGY BY: A) NUCLEAR FUSION WHICH INVOLVES CONVERTING “H” TO “He”B) NUCLEAR FISSION INVOLVING THE BURNING OF URANIUM & PLUTONIUM C) NUCLEAR FISSION INVOLVING THE COMBINING OF URANIUM AND PALLADIUM D) NONE OF THESE 14) WHICH OF THE FOLLOWING IS THE CORRECT ORDERING OF THE INNER PLANETS ACCORDING TO THEIR ROXIMITY TO THE SUN A) JUPITER,SATURN,URANUS,NEPTUNE B) PHOBOS,DEIMES,EUROPE,TIAS C) MERCURY,VENUS,EARTH,MARS D) NONE OF THESE 15) HOW LONG DOES OUR EARTH TAKES TO TURN ABOUT ITS AXIS A) ONE HOUR B) 23 HOURS C) 24 HOURS D) NONE OF THESE 16) TIDES ARE GENERATED BY A) THE MOVEMENTS OF SHIPS IN THE OCEANS B) THE GRAVITATIONAL EFFECT OF MOON ANA SUN ON OUR EARTH C) THE MOVEMENTS OF THE EARTH AROUND THE SUN D) NONE OF THESE 17) SEASONS ARE GENERATED BY A) THE MOVEMENT OF SUN AROUND COABES OF THE MILKY WAY B) THE MOVEMENT OF THE EARTH AROUND THE SUN C) RELATIVISTIC QUANTIUM ------------------------- D) NONE OF THESE 18) ALTHOUGH THE MASS OF A MAN ON MOON REMAINS SAME AS ON THE EARTH,HE WILL A) BE MUCH HAPPIER THERE B) WEIGH ONE SIXTH AS MUCH C) WEIGH TWICE AS MUCH D) NONE OF THESE 19) IF WE ARE AT SEE LEVEL OUR ATMOSPHERE PRESSES DOWN ON US WITH A PRESSURE OF: A) 1 PSI B) 14.7 PSI C) 35.8 PSI D) NONE OF THESE 20) THE EFFICIENCY OF A MACHINE IS A) ALWAYS GREATER TANH 100% B) ALWAYS LESS THAN 100% C) ALWAYS 100% D) NONE OF THESE 21) A MATERIAL WITH HIGH ELASTICITY A) DOES NOT RETURNS TO ITS ORIGIONAL SHAPE UPON BEING STRETCHED AND THEN RELEASED B) RETURNS AS CLOSE AS POSSIBLE TO ITS ORIGIONAL SHAPE UPON BEING STRETCHED AND THEN RELEASED C) CAN BE STRETCHEDTO INFINITE DISTANCES D) NONE OF THESE 22) MATTER AND ENERGY A) CAN BE CONVERTED FROM ONE TO THE OTHER B) WHEN TAKEN TOGETHER , CONVERTED IN ALL PROCESSESS IN A CLOSED SYSTEM C) BOTH A & B D) NONE OF THESE 23) ELECTRIC CURRENT A) FLOWS FROM A HIGHER POTENTIAL TO LOWER POTENTIAL B) IS CAUSED BY FLOW OF ELECTRONS C) BOTH A & B D) NONE OF THESE 24) ELECTRICITY AND MAGNETISM ARE A) TWO FACETS OF SAME FORCE B) ALWAYS OPPOSED TO EACH OTHER C) BOTH A & B D) NONE OF THESE 25) BALL BEARING HELP WHEELS AND OTHER ROTATING OBJECTS A) MOVE WITHOUT CONSUMING ANY ENERGY B) ROTATE MORE EASILY AND WITH LESS FRICTION C) BOTH A & B D) NONE OF THESE 26) PHOTOGRAPHY WORKS BY A) CAPTURING THE SOULS OF THE OBJECTS BEING PHOTOGRAPHED B) CAPTURING LIGHT REFLECTED FROM THE OBJECT BEING PHOTOGRAPHED C) BOTH A & B D) NONE OF THESE 27) ARTHUR C.CLARKE, THE FAMOUS SCIENCE FICTION AUTHOR, WHILE WORKING AS A RADIO OPERATOR IN THE BRITISH ARMY IN WORLD WAR-II A) PROPOSED BULIDING A SPACE ELEVATOR FROM CARBON MONO-FILAMENTS B) POSTULATED THE EXISTENCE OF EXTRA-TERRESTRIAL ARTIFACTS ON THE MOON C) PROPOSED THAT A NETWORK OF SATELLITES IN STATIONARY ORBIT AT VERY HIGH ALTITUDES AROUNDS THE EARTH BE USED TO BOUNCE COMMUNICATION SIGNALS ALL OVER THE WORLD D) NONE OF THESE 28) THE SINO PAKISTANI JF-17 THUNDER AIRCRAFT: A) IS A COMMERCIAL TRANSPORT AIRCRAFT B) IS NEITHER BUILT NOR ASSEMBLED IN PAKISTAN C) HAS NO STEATH FEATURES IN ITS ENGINE INLETS OR ELSEWHERE D) NONE OF THESE 29) COMMUNICATION SATELLITES ARE IN A) GEOSTATIONARY ORBIT B) GEOSYNCHRONOUS ORBIT C) SEMISYNCHRONOUS ORBIT D) NONE OF THESE 30) RAM OF A COMPUTER IS REFERS TO : A) READ ACCESS MEMORY B) RIGHT ACCESS MEMORY C) RANDOM ACCESS MEMORY D) NONE OF THESE 31) WHICH OF THE FOLLOWING IS RESPONSIBLE FOR TRANSPORTING OXYGEN IN THE BLOOD A) WHITE BLOOD CELLS-------WBC B) NEUTROPHILLS C) RED BLOOD CELLS---------RBC D) NONE OF THESE 32) WHICH OF THE FOLLOWING IS TRUE FOR HORMONES? A) ALL PROTEINS ARE HORMONES B) ALL HORMONES ARE PROTEINS C) ALL HORMONES ARE AMINO ACIDS D) NONE OF THESE 33) PROKARYOTES HAVE WHICH OF THE FOLLOWING STRUCTURES? A) NUCLEUS B) MITOCHUNDRIA C) CHLOROPLAST D) NONE OF THESE 34) DIVERSITY IN WHICH OF THE FOLLOWING GROUPS IS NOT DUE TO ARTIFICIAL SLECTION? A) WHEAT B) DOGS C) -------------------------- D) NONE OF THESE 35) ARACHNOPHOBIA IS REFER TO A FEAR OF A) SPIDERS B) SNAKES C) BATS D) NONE OF THESE 36) WHICH OF THE FOLLOWING IS A PART OF DNA? A) dGTP B) dADP C) dTMP D) NONE OF THESE 37) IN HUMANS THE “Y” CHROMOSOME IS PASSED TO THE NEXT GENERATION FROM A) FATHER TO SON B) MOTHER TO SON C) FATHER TO DAUGHTER D) NONE OF THESE 38) WHICH OF THE FOLLOWING IS A MAMMAL? A) BLUE TUNA B) SWORD FISH C) WHALE D) NONE OF THESE 39) FEMALE OVA ARE: A) HAPLOID B) DIPLOID C) TRIPLOID D) NONE OF THESE 40) WHICH OF THE FOLLOWING IS NOT A PART OF DNA? A) THYMINE B) ADENINE C) RIBOSE D) NONE OF THESE 41) WHICH OF THE FOLLOWING IS A LABELED AS “GOOD CHOLESTEROL” FOR HUMANS? A) HIGH-DENSITY LIPOPROTEIN--------------HDL B) LOW DENSITY LIPOPROTEIN--------------- LDL C) VERY LOW DENSITY LIPOPROTEIN ------VLDL D) NONE OF THESE http://www.health.harvard.edu/newswe...holesterol.htm 42) WHICH OF THE FOLLOWING IS A INFECTIOUS DISEASE A) DEAFNESS B) BLINDNESS C) BALDNESS D) NONE OF THESE 43) WHICH OF THE FOLLOWING IS A NON ESSENTIAL AMINO ACID? A) ALMINE B) METHENAMINE C) TYROSINE D) NONE OF THESE http://en.wikipedia.org/wiki/Essential_amino_acid 44) STARTING FROM HIGHER CHOOSE THE CORRECT SEQUENCE OF MOLECULES IN ORDER OF ENERGY YEILDING A) SUGAR,FATS,PROTEIN B) PROTEIN,SUGAR,FATS C) FATS,SUGAR,PROTEIN D) NONE OF THESE 45) WHICH OF THE FOLLOWING IS NOT A PART OF PROTEIN? A) GLUTAMIC ACID B) SULPHURIC ACID C) ASPARTIC ACID D) NONE OF THESE 46) THE HIGHEST SOURCE OF OMEGA-3 FATTY ACID IS A) FISH OIL B) CORN OIL C) SUNFLOWER OIL D) NONE OF THESE 47) WHICH OF THE FOLLOWING GAS IS ESSENTIAL FOR HUMAN A) CARBON DIOXIDE B) NITROGEN C) OXYGEN D) NONE OF THESE 48) PROTEINS ARE MADE UP OF A) POLYNUCLEOTIDE B) POLYPEPTIDE C) POLYACETYLENE D) NONE OF THESE 49) SCHEZOPHRENIA is a mental disease 50. which of the following are founded in the nucleus? a) lysosomes b) chromosomes c) ribosomes d) none of these
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Passion is the driving force behind every success! |
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Mystic Enigma (Wednesday, May 09, 2012) |
#34
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The correct answer is "D" not "A". Since it says that education causes human beings to turn on other beings not to other human beings. Quote:
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#35
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Eds objective
All hormones are proteins it y wrong as testosterøne, estrogens r steroids, and thyroxine z amino acid. So ans z (d) none of these.
Earth completes its rotation in 24 n 1/4 hrs so ans z 24 hr. Exact sequence of high energy components z fat>protein> carbohydrate. It was nt the option so ans z (D) nöne of these. Conductive Deafness due to otitis media z an infective disease... |
#36
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EDS objective
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I think it should be option A because, besides the minor gramatical error, rest of the statement of this option seems to be comprehensive and logical. Now comes the second part, here also 23 hour and 56 minute approximately are equal to 24 hour and that is what we hear everyday. (as it was Everyday Science paper :-) ). Besides all this, I appreciate that you pinpointed very minor details of MCQs. Regards,
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Passion is the driving force behind every success! |
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EDS objective
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Please share your source of information with each correction, so that I may have a better idea of the correct answers. Regards,
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Passion is the driving force behind every success! |
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samreen khan 36 (Tuesday, May 22, 2012) |
#38
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23 hours 56-58 minutes
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#39
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reply
yar for hormones u can consult any book of physiology eg guyton or ganong physiology. even on google just insert steroid hormones u vl get ample info. for energy yielding biochemistry eg lippencot. or net. for deafness ent by dhingra. huh and onething more dTMP z the monomer of DNA nt dGTP it z a energy molecule so ans z dTMP. need refernce for this?
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#40
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Quote:
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so the answer was D(none of these)
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main is karam k kahan tha qabil..Huzoor SAW ki bnda prwari hai Last edited by Predator; Thursday, May 10, 2012 at 10:36 AM. |
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