The S.I unit of wavelength is:
A)
Ampere
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B)
Ohm
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C)
Metre
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D)
Volt
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E)
None of these
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Who gave the laws of motion?
A)
Ernst
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B)
Newton
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C)
Linnaeus
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D)
Schwartz
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E)
None of these
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Which one of the following organisms is at the second trophic level in the given food chain?
A)
Grass
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B)
Grasshopper
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C)
Frog
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D)
Snake
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E)
None of these
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Which of the following is a compound?
A)
Sulphur
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B)
Ammonia
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C)
Iron
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D)
Carbon
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E)
None of these
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Which one of the following options is correct?
A)
Mass number = atomic number + number of neutrons
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B)
Mass number = atomic number / number of neutrons
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C)
Mass number = atomic number \[\times \]number of neutrons
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D)
Mass number = atomic number \[-\] number of neutrons
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E)
None of these
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The sound whose frequency is less than 20 Hz, is called:
A)
Audible sound
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B)
Infrasonic sound
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C)
Ultrasonic sound
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D)
Sonic boom
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E)
None of these
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Which one of the following cell organelles is known as digestive bag?
A)
Ribosome
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B)
Lysosome
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C)
Golgi apparatus
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D)
Mitochondria
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E)
None of these
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Homo sapiens is the scientific name for the human species. Here:
A)
Homo is genus and sapiens is species
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B)
Homo is species and sapiens is genus
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C)
Homo is family and sapiens is kingdom
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D)
Homo is kingdom and sapiens is family
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E)
None of these
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The distance-time graph for uniform motion is a:
A)
Straight line
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B)
Curved line
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C)
Circular line
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D)
All of these
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E)
None of these
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What is the value of universal gravitational constant?
A)
\[5.67\times {{10}^{-11}}N\,\,{{m}^{2}}/K{{g}^{2}}\]
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B)
\[6.67\times {{10}^{-11}}N\,\,{{m}^{2}}/K{{g}^{2}}\]
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C)
\[4.67\times {{10}^{-11}}N\,\,{{m}^{2}}/K{{g}^{2}}\]
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D)
\[3.67\times {{10}^{-11}}N\,\,{{m}^{2}}/K{{g}^{2}}\]
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E)
None of these
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A body does 40 joules of work in 5 seconds. What is its power?
A)
5 watts
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B)
6 watts
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C)
7 watts
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D)
8 watts
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E)
None of these
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A ball of 10 kg moving with a uniform velocity of\[2\text{ }m/s\]. Find the kinetic energy possessed by the ball.
A)
20 J
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B)
10 J
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C)
40 J
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D)
30 J
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E)
None of these
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Which of the following is the chemical formula of silver nitride?
A)
\[A{{u}_{3}}N\]
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B)
\[A{{g}_{2}}N\]
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C)
\[Au{{N}_{3}}\]
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D)
\[A{{g}_{3}}N\]
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E)
None of these
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Which of the following statements is correct about isobars?
A)
Isobars have different mass number but same atomic numbers
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B)
Isobars have same mass number but different atomic numbers
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C)
Isobars have same number of electrons in last orbit
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D)
Isobars have same number of neutrons in the nucleus
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E)
None of these
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Calculate the molecular mass of glucose\[({{C}_{6}}{{H}_{12}}{{O}_{6}})\].
A)
180 u
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B)
210 u
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C)
270 u
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D)
190 u
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E)
None of these
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Which one of the following statements is correct? Statement 1: Cell wall is not present in animal cells. Statement 2: Cell wall is present in plant cells.
A)
Statement 1 only
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B)
Statement 2 only
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C)
Both statements are correct
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D)
Both statements are incorrect
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E)
None of these
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Calculate the force of gravitation between a stone weighing 80 kg and an another stone weighing 60 kg lying 2 metres apart.
A)
\[8.004\times {{10}^{-8}}N\]
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B)
\[7.04\times {{10}^{-8}}N\]
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C)
\[8.04\times {{10}^{-9}}N\]
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D)
\[6.04\times {{10}^{-8}}N\]
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E)
None of these
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The rate of change of velocity of a body with respect to time is called its:
A)
Motion
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B)
Acceleration
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C)
Velocity
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D)
Momentum
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E)
None of these
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A ball is thrown vertically upward from the ground. After attaining the maximum height, the ball returns back and hit the same point on the ground from where it was thrown. Choose the graph which correctly represents the displacement of the ball with time.
A)
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B)
done
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C)
done
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D)
done
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E)
None of these
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Which of the following is the correct electronic configuration of the xenon gas?
A)
2, 8, 18, 10, 8, 8
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B)
2, 8, 2, 8, 18, 8, 8
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C)
2, 8, 18, 18, 8
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D)
2, 8, 18, 8, 18
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E)
None of these
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Which of the following cell organelles act as a platform for the synthesis of proteins?
A)
Mitochondria
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B)
Ribosome
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C)
Lysosome
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D)
All of these
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E)
None of these
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One molecule of carbon dioxide is made of:
A)
One atom of carbon and one atom of oxygen
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B)
Two atoms of carbon and two atoms of oxygen
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C)
One atom of carbon and two atoms of oxygen
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D)
Two atoms of carbon and one atom of oxygen
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E)
None of these
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Match the following:
1. Metal [A] Copper 2. Compound [B] Silicon 3. Metalloid [C] Water
A)
1 - B, 2 - C, 3 - A
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B)
1 - A, 2 - C, 3 - B
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C)
1 - A, 2 - B, 3 - C
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D)
1 - C, 2 - A, 3 - B
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E)
None of these
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Which one of the following formula is correct for impulse?
A)
\[Impulse\text{ }=\text{ }force\text{ }\times \text{ }time\]
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B)
\[Impulse\text{ }=\text{ }force\text{ }\times \text{ }distance\]
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C)
\[Impulse\text{ }=\text{ }force\text{ }\times \text{ }acceleration\]
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D)
\[Impulse\text{ }=\text{ }force\text{ }\times \text{ }work\]
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E)
None of these
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The first energy level or shell of an atom is represented by which one of the following letters?
A)
K
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B)
L
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C)
M
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D)
N
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E)
None of these
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Which one of the following is a type meristematic tissue?
A)
Xylem
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B)
Parenchyma
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C)
Collenchyma
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D)
Apical meristem
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E)
None of these
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Spiders belongs to which one of the following phyla?
A)
Annelida
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B)
Arthropoda
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C)
Nematoda
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D)
Platyhelminthes
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E)
None of these
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What force would be needed to produce an acceleration of \[6\text{ }m/{{s}^{2}}\]in a ball of mass 6 kg?
A)
12 N
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B)
24 N
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C)
36 N
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D)
48 N
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E)
None of these
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Look at the following time-distance graph. Which object is moving with maximum speed?
A)
Object A
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B)
Object B
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C)
Object C
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D)
All are moving with equal speed
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E)
None of these
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One horsepower is equal to:
A)
232 W
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B)
746 W
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C)
872 W
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D)
1000 W
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E)
None of these
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A sound wave is travelling in the air with the speed of\[340\text{ }m/s\]. If frequency of the sound wave is 500 hertz find its wavelength.
A)
0.68 m
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B)
0.70 m
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C)
0.72 m
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D)
0.74 m
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E)
None of these
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Calculate the number of oxygen atoms present in 44 g of\[C{{O}_{2}}\].
A)
\[1.2046\times {{10}^{24}}\]
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B)
\[2.2046\times {{10}^{24}}\]
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C)
\[1.2046\times {{10}^{22}}\]
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D)
\[6.2046\times {{10}^{24}}\]
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E)
None of these
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Which one of the following is correct about the relative density of a substance?
A)
Relative density of a substance= density of the substance/density of air
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B)
Relative density of a substance = density of air/ density of the substance
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C)
Relative density of a substance = density of the substance/density of water
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D)
Relative density of substance = density of water/density of the substance
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E)
None of these
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Binomial nomenclature was introduced by:
A)
Walter G. Rosen
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B)
Carl Linnaeus
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C)
Ercst Mayr
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D)
John Ray
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E)
None of these
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Which one of the following subatomic particles has mass equal to that of a hydrogen atom and carrying one unit positive charge?
A)
Electron
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B)
Proton
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C)
Neutron
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D)
All of these
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E)
None of these
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Which one of the following substances undergo sublimation on heating?
A)
Naphthalene
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B)
Camphor
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C)
Iodine
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D)
All of these
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E)
None of these
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30 mL of ethanol is present in 180 mL of its aqueous solution. What is the concentration of the solution?
A)
16.67%
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B)
17.67%
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C)
18.67%
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D)
19.67%
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E)
None of these
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Which one of the following statements is correct? Statement 1: Cathode rays are deflected by a magnetic field. Statement 2: Cathode rays produce X-rays on striking metal targets.
A)
Statement 1 only
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B)
Statement 2 only
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C)
Both statements are correct
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D)
Both statements are incorrect
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E)
None of these
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Look at the following figure. A person moves from point A to point C. Find his displacement.
A)
5 km
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B)
9 km
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C)
7 km
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D)
10.5 km
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E)
None of these
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A gas can be liquefied under the condition of:
A)
Low temperature, low pressure
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B)
High temperature, low pressure
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C)
Low temperature, high pressure
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D)
High temperature, high pressure
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E)
None of these
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