Solved papers for CET Karnataka Medical CET - Karnataka Medical Solved Paper-2014
done CET - Karnataka Medical Solved Paper-2014 Total Questions - 180
question_answer1) A solenoid has length 0.4 cm, radius 1 cm and 400 turns of wire. If a current of 5 A is passed through this solenoid, what is the magnetic field inside the solenoid?
question_answer2) A gyromagnetic ratio of the electron revolving in a circular orbit of hydrogen atom is\[8.8\times {{10}^{10}}C\text{ }k{{g}^{-1}}\]. What is the mass of the electron? Given charge of the electron \[=1.6\times {{10}^{-19}}C\].
question_answer3) What is the value of shunt resistance required to convert a galvanometer of resistance \[100\Omega \] into an ammeter of range 1A? Given: Full scale deflection of the galvanometer is 5 mA.
question_answer8) A series LCR circuit contains inductance 5 mH, capacitance \[2\mu F\] and resistance \[10\Omega \]. If a frequency A.C. source is varied, what is the frequency at which maximum power is dissipated?
question_answer9) A step down transformer has 50 turns on secondary and 1000 turns on primary winding. If a transformer is connected to 220 V 1 A A.C. source, what is output current of the transformer?
question_answer10) The average power dissipated in A.C. circuit is 2 watt. If a current flowing through a circuit is 2 A and impedance is \[1\Omega \], what is the power factor of the A.C. circuit?
question_answer11) A plane electromagnetic wave of frequency 20 MHz travels through a space along x direction. If the electric field vector at a certain point in space is \[6V\text{ }{{m}^{-1}}\], what is the magnetic field vector at that point?
question_answer12) Two capacitors of 10 PF and 20 PF are connected to 200 V and 100 V sources respectively. If they are connected by the wire, what is the common potential of the capacitors?
question_answer13) A physical quantity Q is found to depend on observables x, y and z, obeying relation \[Q=\frac{{{x}^{2}}\,{{y}^{2}}}{z}\]. The percentage error in the measurements of x, y and z are 1%, 2% and 4% respectively. What is percentage error in the quantity Q?
question_answer16) A body starts from rest and moves with constant acceleration for t s. It travels a. distance \[{{x}_{1}}\] in first half of time and \[{{x}_{2}}\] in next half of time, then
question_answer17) A person is driving a vehicle at uniform speed of \[5m\text{ }{{s}^{-1}}\]on a level curved track of radius 5 m. The coefficient of static friction between tyres and road is 0.1. Will the person slip while taking the turn with the same speed? Take \[g=10m{{s}^{-2}}\] Choose the correct statement.
A)
A person will slip if \[{{v}^{2}}<5m\,{{s}^{-1}}\].
doneclear
B)
A person will slip if \[{{v}^{2}}=5m\,{{s}^{-1}}\].
doneclear
C)
A person will not slip if \[{{v}^{2}}>10\,m\,{{s}^{-1}}\].
doneclear
D)
A person will slip if \[{{v}^{2}}>5\text{ }m\text{ }{{s}^{-1}}\].
question_answer18) A stone is thrown vertically at a speed of \[30m{{s}^{-1}}\]making an angle of \[{{45}^{o}}\] with the horizontal. What is the maximum height reached by the stone? Take \[g=10m\,{{s}^{-2}}\]
question_answer19) A force \[\overrightarrow{F}=5\hat{i}+2\hat{j}-5\hat{k}\]acts on a particle whose position vector is \[\overrightarrow{r}=\hat{i}-2\hat{j}+\hat{k}\]. What is the torque about the origin?
question_answer23) A 10 kg metal block is attached to a spring of spring constant\[1000N\text{ }{{m}^{-1}}\]. A block is displaced from equilibrium position by 10 cm and released. The maximum acceleration of the block is
question_answer24) A metallic wire of 1 m length has a mass of \[10\times {{10}^{-3}}kg\]. If a tension of 100 N is applied to a wire, what is the speed of transverse wave.
question_answer25) A train is approaching towards a platform with a speed of \[10m\text{ }{{s}^{-1}}\]while blowing a whistle of frequency 340 Hz. What is the frequency of whistle heard by a stationary observer on the platform? Given speed of sound \[=340m\text{ }{{s}^{-1}}\].
question_answer28) A pipe of 30 cm long and open at both the ends produces harmonics. Which harmonic mode of pipe resonates a 1.1 kHz source? Given speed of sound in air \[=330m\text{ }{{s}^{-1}}\].
question_answer30) An aero plane executes a horizontal loop at a speed of 720 km ph with its wings banked at\[{{45}^{o}}\]. What is the radius of the loop? Take \[g=10m{{s}^{-2}}\].
question_answer31) A body having a moment of inertia about its axis of rotation equal to \[3kg\text{ }{{m}^{2}}\]is rotating with angular velocity of\[3\text{ }rad\text{ }{{s}^{-1}}\]. Kinetic energy of this rotating body is same as that of a body of mass 27 kg moving with velocity v. The value of r is
question_answer33) An object is placed at 20 cm in front of a concave mirror produces three times magnified real image. What is focal length of the concave mirror?
question_answer35) A microscope is having objective of focal length 1 cm and eyepiece of focal length 6 cm. If tube length is 30 cm and image is formed at the least distance of distinct vision, what is the magnification produced by the microscope? Take \[D=25\text{ }cm\].
question_answer37) Diameter of the objective of a telescope is 200 cm. What is the resolving power of a telescope? Take wavelength of light =\[\text{5000}\overset{\text{o}}{\mathop{\text{A}}}\,\].
question_answer38) A polarized light of intensity \[{{I}_{0}}\] is passed through another polarizer whose pass axis makes an angle of \[{{60}^{o}}\] with the pass axis of the former. What is the intensity of emergent polarized light from second polarizer?
question_answer48) A tuned amplifier circuit is used to generate a carrier frequency of 2 MHz for the amplitude modulation. The value of \[\sqrt{LC}\] is
question_answer50) Two equal and opposite charges of masses \[{{m}_{1}}\] and \[{{m}_{2}}\] are accelerated in an uniform electric field through the same distance. What is the ratio of their accelerations if their ratio of masses is \[\frac{{{m}_{1}}}{{{m}_{2}}}=0.5\]?
question_answer53) A voltmeter reads 4 V when connected to a parallel plate capacitor with air as a dielectric. When a dielectric slab is introduced between plates for the same configuration, voltmeter reads 2 V. What is the dielectric constant of the material?
question_answer54) A spherical conductor of radius 2 cm is uniformly charged with 3 nC. What is the electric field at a distance of 3 cm from the centre of the sphere?
question_answer56) Two resistors of resistances\[2\Omega \]. and \[6\Omega \]. Are connected in parallel. This combination is then connected to a battery of emf 2 V and internal resistance\[0.5\Omega \]. What is the current flowing through the battery?
question_answer57) The equivalent resistance of two resistors connected in series is \[6\Omega \] and their parallel equivalent resistance is\[\frac{4}{3}\Omega \]. What are the values of resistances?
question_answer58) In a potentiometer experiment of a cell of emf 1.25 V gives balancing length of 30 cm. If the cell is replaced by another cell, balancing length is found to be 40 cm. What is the emf of second cell?
question_answer62) For Freundlich isotherm a graph of \[\log \frac{x}{m}\] is plotted against log P. The slope of the line and its y-axis intercept, respectively corresponds to
question_answer63) A plot of \[\frac{1}{T}\]vs k for a reaction gives the slope\[-1\times {{10}^{4}}K\]. The energy of activation for the reaction is (Given: \[R=8.314\text{ }J\text{ }{{K}^{-1}}mo{{l}^{-1}}\])
question_answer67) \[{{A}_{(g)}}\xrightarrow{\Delta }{{P}_{(g)}}+{{Q}_{(g)}}+{{R}_{(g)}}\], follows first order kinetics with a half-life of \[69.3s\]at\[{{500}^{o}}C\]. Starting from the gas A enclosed in a container at \[{{500}^{o}}C\] and at a pressure of\[0.4atm\], the total pressure of the system after \[230s\]will be
question_answer68) \[Mn{{O}_{2}}+HCl\xrightarrow{\Delta }{{A}_{(g)}}\] \[{{A}_{(g)}}+{{F}_{2(excess)}}\xrightarrow{573K}{{B}_{(g)}}\] \[{{B}_{(l)}}+{{U}_{(s)}}\xrightarrow{{}}{{C}_{(g)}}+{{D}_{(g)}}\] The gases A, B, C and D are respectively
question_answer70) One mole of ammonia was completely absorbed in one litre solution each of (1)\[1M\text{ }HCl\], (2) \[1M\text{ }C{{H}_{3}}COOH\]and (3) \[1M\text{ }{{H}_{2}}S{{O}_{4}}\]at 298 K. The decreasing order for the pH of the resulting solutions is (Given: \[{{K}_{b}}(N{{H}_{3}})=4.74\])
question_answer71) \[5.5\text{ }mg\]of nitrogen gas dissolves in \[180g\]of water at \[273K\]and one atm pressure due to nitrogen gas. The mole fraction of nitrogen in \[180g\]of water at 5 atm nitrogen pressure is approximately
question_answer72) \[50c{{m}^{3}}\]of \[0.04M\text{ }{{K}_{2}}C{{r}_{2}}{{O}_{7}}\]in acidic medium oxidizes a sample of \[{{H}_{2}}S\] gas to sulphur. Volume of \[0.03M\text{ }KMn{{O}_{4}}\]required to oxidize the same amount of \[{{H}_{2}}S\] gas to sulphur, in acidic medium is
question_answer75) Conductivity of a saturated solution of a sparingly soluble salt AB at 298 K is \[1.85\times {{10}^{-5}}S\,{{m}^{-1}}\]. Solubility product of the salt AB at 298 K is Given: \[\wedge _{m}^{o}(AB)=140\times {{10}^{-4}}S\,{{m}^{2}}\,mo{{l}^{-1}}\]
question_answer76) An incorrect statement with respect to \[{{S}_{N}}1\] and \[{{S}_{N}}2\] mechanisms for alkyi halide is a strong nucleophile in an aprotic
A)
Solvent increases the rate or favours \[{{S}_{N}}2\] Reaction
doneclear
B)
Competing reaction for an \[{{S}_{N}}2\] reaction is rearrangement
doneclear
C)
\[{{S}_{N}}1\] Reactions can be catalysed by some Lewis acids
doneclear
D)
a weak nucleophile and a protic solvent increases the rate or favours \[{{S}_{N}}1\] reaction.
question_answer89) \[{{C}_{6}}{{H}_{5}}COOH\xrightarrow[2.\,\Delta ]{1.\,N{{H}_{3}}}P\xrightarrow{NaOBr}Q\] \[\xrightarrow[2.\,heart\,460K]{1.\,Conc\,{{H}_{2}}S{{O}_{4}}}R\]. R is
question_answer93) In which one of the pairs of ion given, there is an ion that forms a co-ordination compound with both aqueous sodium hydroxide and ammonia and an other ion that forms a co-ordination compound only with aqueous sodium hydroxide?
question_answer94) A crystalline solid X reacts with dil. \[HCl\] to liberate a gas Y. Y decolourises acidified \[KMn{{O}_{4}}\]. When a gas Z is slowly passed into an aqueous solution of Y, colloidal sulphur is obtained. X and Z could be, respectively
question_answer95) An aromatic compound A \[({{C}_{7}}{{H}_{9}}N)\] on reacting with \[NaN{{O}_{2}}/HCl\] at \[{{0}^{o}}C\] forms benzyl alcohol and nitrogen gas. The number of isomers possible for the compound A is
question_answer97) A solution of \[1.25g\]of P in \[50g\]of water lowers freezing point by \[{{0.3}^{o}}C\]. Molar mass of P is \[{{K}_{f(water)}}=1.86K\,kg\,mo{{l}^{-1}}\]. The degree of association of Pin water is
question_answer98) Volume occupied by single \[CsCl\] ion pair in a crystal is \[7.014\times {{10}^{-23}}\text{ }c{{m}^{3}}\]. The smallest \[Cs-Cs\]internuclear distance is equal to length of the side of the cube corresponding to volume of one \[CsCl\] ion pair. The smallest \[Cs\] to \[Cs\] internuclear distance is nearly
question_answer99) For \[C{{r}_{2}}O_{7}^{2-}+14{{H}^{+}}+6{{e}^{-}}\to 2C{{r}^{3+}}+7{{H}_{2}}O,\] \[{{E}^{o}}=1.33V\] At \[[C{{r}_{2}}O_{7}^{2-}]=4.5\]mill mole, \[[C{{r}^{3+}}]=15\]milli mole, E is\[1.067V\]. The pH of the solution is nearly equal to
question_answer100) \[1.78g\]of an optically active L-amino acid is treated with \[NaN{{O}_{2}}/HCl\]at \[{{0}^{o}}C\]. \[448\text{ }c{{m}^{3}}\] of nitrogen gas at STP is evolved. A sample of protein has \[0.25%\]of this amino acid by mass. The molar mass of the protein is
question_answer101) \[10g\]of a mixture of \[BaO\]and \[CaO\]requires \[100c{{m}^{3}}\]of \[2.5M\text{ }HCl\]to react completely The percentage of calcium oxide in the mixture is approximately (Given: molar mass of\[BaO=153\])
question_answer102) The ratio of heats liberated at 298 K from the combustion of one kg of coke and by burning water gas obtained from kg of coke is (Assume coke to be 100% carbon) (Given : enthalpies of combustion of \[C{{O}_{2}},CO\]and \[{{H}_{2}}\] as \[393.5kJ\], \[285kJ\], \[285kJ\] respectively all at\[298K\]).
question_answer103) Impure copper containing \[Fe\], \[Au\], \[Ag\] as impurities is electrolytic ally refined. A current of \[140A\]for \[482.5s\] decreased the mass of the anode by \[22.26g\]and increased the mass of cathode by\[22.011g\]. Percentage of iron in impure copper is (Given : molar mass\[Fe=55.5g\text{ }mo{{l}^{-1}}\], molar mass\[Cu=63.54g\text{ }mo{{l}^{-1}}\])
question_answer106) For the equilibrium : \[CaC{{O}_{3(s)}}Ca{{O}_{(s)}}+C{{O}_{2(g)}};\,{{K}_{p}}=1.64atm\] at \[1000K\] \[50g\]of \[CaC{{O}_{3}}\]in a 10 litre closed vessel is heated to 1000 K. Percentage of \[CaC{{O}_{3}}\] that remains unreacted at equilibrium is (Given:\[R=0.082L\text{ }atm\text{ }{{K}^{-1}}\text{ }mo{{l}^{-1}}\])
question_answer109) The acid strength of active methylene group in (i) \[C{{H}_{3}}COC{{H}_{2}}COO{{C}_{2}}{{H}_{5}}\] (ii) \[C{{H}_{3}}COC{{H}_{2}}C{{H}_{3}}\] (iii) \[{{C}_{2}}{{H}_{5}}OOCC{{H}_{2}}COO{{C}_{2}}{{H}_{5}}\] decreases as
question_answer111) \[X\xrightarrow[\text{(Reductive)}]{Ozonolysis}Y+Z\] Y can be obtained by Etards reaction. Z undergoes disproportionation reaction with concentrated alkali. X could be
question_answer115) For hydrogen - oxygen fuel cell at one atm and 298 K \[{{H}_{2(g)}}+\frac{1}{2}{{O}_{2(g)}}\to {{H}_{2}}{{O}_{(l)}};\,\,\Delta {{G}^{o}}=-240kJ\] \[{{E}^{o}}\] for the cell is approximately, (Given: \[F=96,500C\])
question_answer120) \[0.44g\]of a monohydric alcohol when added to methyl magnesium iodide in ether liberates at S.T.P., \[112c{{m}^{3}}\]of methane. With PCC the same alcohol forms a carbonyl compound that answers silver mirror test. The monohydnc alcohol is
question_answer127) In this diagram showing the L.S. of an embryo of grass, identify the answer having the correct combination of alphabets with the right part.
question_answer128) Mating of two varieties of a cattle breed like Red Dane which have no common ancestors on either side of their pedigree up to 4 - 6 generations is an example for
question_answer130) Statement A: Photorespiration decreases photosynthetic output. Statement B: In photo respiratory pathway, neither ATP nor NADPH is produced.
question_answer132) The result of which of the following reaction experiments carried out by Avery et al. on Streptococcus pneumoniae has proved conclusively that DNA is the genetic material?
A)
Live R strain \[+\] DNA from S strain \[+\] RNA ase
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B)
Live R strain \[+\] DNA from S strain \[+\]DNA ase
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C)
Live R strain \[+\] Denatured DNA of S strain \[+\] protease
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D)
Heat killed R strain \[+\] DNA from S strain \[+\] DNAase
question_answer133) Match the storage products listed under Column-1 with the organisms given under Column-11. Choose the appropriate option from the given choices.
question_answer141) Statement A: For a particular character in an individual, each gamete gets only one allele. Statement B: Chromatids of a chromosome split (separate) and move towards opposite poles during anaphase of mitosis.
A)
Statement A is correct and statement B is wrong.
doneclear
B)
Both the statements are correct and B is the reason for A.
doneclear
C)
Statement B is correct and statement A is wrong.
doneclear
D)
Both the statements are correct and B is not the reason for A.
question_answer142) Internal bleeding, muscular pain, blockage of the intestinal passage and anaemia are some of the symptoms caused due to infection by
question_answer145) Which one of the following hormones also produces anti-inflammatory reactions in man and suppresses the immune response in addition to its primary functions?
question_answer146) Match the microbial products listed under Column-1 with the related microbes given under Column-11. Choose the appropriate option from the given choices.
question_answer151) In garden pea, round shape of seeds is dominant over wrinkled shape. A pea plant heterozygous for round shape of seed is selfed and 1600 seeds produced during the cross are subsequently germinated. How many seedlings would have the parental phenotype?
question_answer157) Statement A: The secretion of collaterial gland forms the egg case in cockroach. Statement B: The development in cockroach is hemimetabolous.
A)
Statement A is correct and statement B is wrong.
doneclear
B)
Both the statements A and B are correct and B is the reason for A.
doneclear
C)
Statement B is correct and statement A is wrong.
doneclear
D)
Both the statements A and B are correct and B is not the reason for A.
question_answer158) If a plant produces flowers when exposed only to alternating periods of 5 hours light and 3 F hours dark, in a 24-hour cycle, then the plant should be a
question_answer165) Statement A: The primary transcript produced in eukaryotes is translated without undergoing any modification or processing. Statement B: The hnRNA in humans has exons and introns.
question_answer167) Carefully read the following reactions carried out by nitrogen fixing bacteria. Identify the statement about these equations which is not true. \[2N{{H}_{3}}+3{{O}_{2}}+2NO_{2}^{-}+2{{H}^{+}}2{{H}_{2}}O\] ...[A] \[2NO_{2}^{-}+{{O}_{2}}\to 2NO_{3}^{-}\]...[B]
A)
Both the steps [A] and [B] can be called nitrification.
doneclear
B)
Step [A] is carried out by Nitrosomonas or Nitrococcus.
question_answer168) Match the vegetative propagules listed under Column-1 with the plants given under Column-11 choose the appropriate option from the given choices.
question_answer172) In humans, what is the ratio of number of gametes produced from one male primary sex cell to the number of gametes produced from one female primarysex cell?
question_answer174) Match the organic compounds listed under Column-1 with the explanation given under Column-11. Choose the appropriate option from the given choices.