IIT JEE Advance 2016 (IIT Joint Entrance Exam – Advance)

JEE Advance Test MCQ Questions Answers for the admission in B.tech: This mock tes**t having 25 questio**n each, with four choices. On each click on answers system will tell you where the answers is **correct or incorrect**. You can view this JEE Advance question are available for Physics and Chemistry details at the end of the quiz. You can also download JEE Advance Previous Year Question Papers.

This JEE Advance Entrance Exam questions answers are applicable for any kind of engineering entrance and B.Arch Entrance exam. You can **practice** as much as you can to gather knowledge of how to answers JEE Main Test critical type papers in short time and this can **be a big factor for cracking All India Joint Entrance level exam.**

## JEE Advance Online Practice Test - Physics

*JEE Advance Online Practice Test - Physics*.You scored %%SCORE%% out of %%TOTAL%%.Your performance has been rated as %%RATING%%

Question 1 |

**Estimate the wavelength at which plasma reflection will occur for a metal having the density of electrons N**

_{4}x 1027 m3. Take E 10_li and m 1O_30, where these quantities are in proper SI units.800 nm | |

600 nm | |

300 nm | |

200 nm |

Question 2 |

**A thin ring of mass 2 kg and radius 0.5 m is rolling without slipping on a horizontal plane with velocity 1 m/s. A small ball of mass 0.1 kg, moving with velocity 20 m/s in the opposite direction, hits the ring at a height of 0.75 m and goes vertically up with velocity 10 m/s. Immediately after the collision**

the ring has pure rotation about its stationary CM. | |

the ring comes to a complete stop. | |

friction between the ring and the ground is to the left. | |

there is no friction between the ring and the ground. |

Question 3 |

**A ray OP of monochromatic light is incident on the face AD of prism ABCD near vertex B at an incident angle of**

**600**

**(see figure). If the refractive Index of the material of the**

**prism is √**

*3*

*.***which of the following is (are) correct ?**

The ray gets totally internally reflected at face CD [Th900 | |

The ray comes out through face AD A | |

The angle between the incident ray and the emergent ray is 9O | |

The angle between the incident ray and the emergent ray is 120’ |

Question 4 |

**In**

**the core of nuclear fusion reactor, the gas becomes plasma because of**

strong nuclear force acting between the deuterons | |

Coulomb force acting between the deuterons | |

Coulomb force acting between deuteron-electron pairs | |

the high temperature maintained inside the reactor core |

Question 5 |

**Consider the two curves**

*C*:y_{1 }^{2}=4x*C*😡_{2}^{2}+y^{2}—6x+1=O**Then,**

C1 and C2 touch each other only at one point | |

C1 and C2 touch each other exactly at two points | |

C1 and C2 intersect (but do not touch) at exactly two points | |

C1 and C2 neither intersect nor touch each other |

Question 6 |

**An experiment has 10 equally likely outcomes. Let**

*A*and*B*be two non-empty events of the experiment. If*A*consists of 4 outcomes, the number of outcomes that*B*must have so that*A*and*B*are independent, is2,4or8 | |

3,6or9 | |

4or8 | |

5or10 |

Question 7 |

**The total number of local maxima and local minima of the function is**

0 | |

1 | |

2 | |

3 |

Question 8 |

**Which of the following is true?**

f(x) is decreasing on (—1, 1) and has a local minimum at x = 1 | |

f(x) is increasing on (—1, 1) and has a local maximum at x 1 | |

f(x) is increasing on (—1, 1) but has neither a local maximum nor a local minimum at x = 1 | |

1(x) is decreasing on (—1, 1) but has neither a local maximum nor a local minimum at x =1 |

Question 9 |

**Let**

*f*and g be real valued functions defined on interval*(—*1, 1) such that*g”(x)*is continuous, g(O)≠O, g(O)=O, g’(O) ≠O, and f(x)=g(x)sin x. STATEMENT-1:**urn [g(x)cot x—g(O) cosec x]=f’(O) x —.0**

**and STATEMENT-2:**

**f’(O) g( 0).**

STATEMENT-1 is True, STATEMENT-2 is True; STATEMENT-2 is a correct explanation for STATEMENT-1 | |

STATEMENT-1 is True, STATEMENT-2 is True; STATEMENT-2 is NOT a correct explanation for STATEMENT-1 | |

STATEMENT-1 is True, STATEMENT-2 is False | |

STATEMENT-1 is False, STATEMENT-2 is True |

Question 10 |

**A radioactive sample Si having an activity of 5jiCi has twice the number of nuclei as another sample S2 which has an activity of . The half lives of Si and S2 can be**

20 years and 5 years, respectively | |

20 years and 10 years, respectively | |

10 years each | |

5 years each |

Question 11 |

**Consider the system of equations**

*ax+by=O, cx+dy=O, where a ,b ,c, d€*(0,1)**STATEMENT- 1: The probability that the system of equations has a unique solution is**

**and**

**STATEMENT-2: The probability that the system of equations has a solution is 1.**

STATEMENT-1 is True, STATEMENT-2 is True; STATEMENT-2 is a correct explanation for STATEMENT-1 | |

STATEMENT-1 is True, STATEMENT-2 is True; STATEMENT-2 is NOT a correct explanation for STATEMENT-1 | |

STATEMENT-1 is True, STATEMENT-2 is False | |

STATEMENT-1 is False, STATEMENT-2 is True |

Question 12 |

**A glass tube of uniform internal radius**

*(r)*has a valve separating the two identical ends. Initially, the valve is in a tightly closed position. End I has a hemispherical soap bubble of radius*r.*End 2 has sub-hemispherical soap bubble as shown in figure. Just after opening the valve, air from end 1 flows towards end 2. No change in the volume of the soap bubbles | |

air from end 1 flows towards end 2. Volume of the soap bubble at end 1 decreases | |

no change occurs | |

air from end 2 flows towards end 1. Volume of the soap bubble at end 1 increases |

Question 13 |

**Let**(A) (B) (C) (D)

*z*be any point in*A,B,C. Then*│z+1—i│^{2 }*+│z-5-i│*lies between^{2 } 25 and 29 | |

30 and 34 | |

35 and 39 | |

40 and 44 |

Question 14 |

**A vibrating string of certain length ( under a tension T resonates with a mode corresponding to the first overtone (third harmonic) of an air column of length 75 cm inside a tube closed at one end. The string also generates 4 beats per second when excited along with a tuning fork of frequency**

*n.*Now when the tension of the string is slightly increased the number of beats reduces to 2 per second. Assuming the velocity of sound in air to be 340 mi’s, the frequency*n*of the tuning fork in Hz is344 | |

336 | |

117.3 | |

109.3 |

Question 15 |

**Let**

*z*be any point in*A,B,C*and let*w*be any point satisfying │w—2—i│<3 Then, │z│—│w│+3 lies between—6 and 3 | |

—3 and 6 | |

—6 and 6 | |

-3 and 9 |

Question 16 |

**STATEMENT-1**

**For an observer looking out through the window of a fast moving train, the nearby objects appear to move in the opposite direction to the train, while the distant objects appear to be stationary.**

**and**

**STATEMENT-2**

**If the observer and the object are moving at velocities**

*V1*and “2 respectively with reference to a laboratory frame, the velocity of the object with respect to the observer**15**

STATEMENT-1 is True, STATEMENT-2 is True; STATEMENT-2 is a correct explanation for STATEMENT-1 | |

STATEMENT-1 is True, STATEMENT-2 is True; STATEMENT-2 is NOT a correct explanation for STATEMENT-1 | |

STATEMENT-1 is True, STATEMENT-2 is False | |

STATEMENT-1 is False, STATEMENT-2 is True |

Question 17 |

**Which one of the following statements is WRONG in the context of X-rays generated from a X-ray tube?**

Wavelength of characteristic X-rays decreases when the atomic number of the target increases | |

Cut-off wavelength of the continuous X-rays depends on the atomic number of the target | |

Intensity of the characteristic X-rays depends on the electrical power given to the X-ray tube | |

Cut-off wavelength of the continuous X-rays depends on the energy of the electrons in the X-ray tube |

Question 18 |

**STATEMENT-1**

**It is easier to pull a heavy object than to push it on a level ground.**

**and**

**STATEMENT-2**

**The magnitude of frictional force depends on the nature of the two surfaces in contact.**

STATEMENT-1 is True, STATEMENT-2 is True; STATEMENT-2 is a correct explanation for STATEMENT-1 | |

STATEMENT-1 is True, STATEMENT-2 is True; STATEMENT-2 is NOT a correct explanation for STATEMENT-1 | |

STATEMENT-1 is True, STATEMENT2 is False | |

STATEMENT-1 is False, STATEMENT-2 is True |

Question 19 |

**Two beams of red and violet colours are made to pass separately through a prism (angle of the prism is 60”). In the position of minimum deviation, the angle of refraction will be**

300 for both the colours | |

greater for the violet colour | |

greater for the red colour | |

equal but not 300 for both the colours |

Question 20 |

**STATEMENT-1**

**The sensitivity of a moving coil galvanometer is increased by placing a suitable magnetic material as a core inside the coil.**

**and**

**STATEMENT-2**

**Soft iron has a high magnetic permeability and cannot be easily magnetized or demagnetized.**

STATEMENT-1 is True, STATEMENT-2 is True; STATEMENT-2 is a correct explanation for STATEMENT-1 | |

STATEMENT-1 is True, STATEMENT-2 is True; STATEMENT-2 is NOT a correct explanation for STATEMENT-1 | |

STATEMENT-1 is True, STATEMENT-2 is False | |

STATEMENT-1 is False, STATEMENT-2 is True |

Question 21 |

**Assume that the nuclear binding energy per nucleon (B/A) versus mass number (A) is as shown in the figure. Use this plot to choose the correct choice(s) given below.**

Fission of a nucleus lying in the mass range of 200 < A < 260 will release energy when broken into two equal fragments |

Question 22 |

**The electric field at**

*r*=*R*isindependent of a | |

directly proportional to a | |

directly proportional to a2 | |

inversely proportional to a |

Question 23 |

**In a Young’s double slit experiment, the separation between the two slits is**

*d*and the wavelength of the light is*A.*The intensity of light falling on slit 1 is four times the intensity of light falling on slit 2. Choose the correct choice(s). If d — A, the screen will contain only one maximum | |

If A | |

If the intensity of light falling on slit 1 is reduced so that it becomes equal to that of slit 2, the intensities of the observed dark and bright fringes will increase | |

If the intensity of light falling on slit 2 is increased so that it becomes equal to that of slit 1, the intensities of the observed dark and bright fringes will increase |

Question 24 |

**Electrolysis of dilute aqueous NaCI solution was carried out by passing 10 mliii ampere current. The time required to liberate 0.01 mol of H2 gas at the cathode is (1 Faraday=96500C mol’)**

9.65xlO4sec | |

19.3xlO4sec | |

28.95 x 10 sec | |

38.6 x 10 sec |

Question 25 |

**STATEMENT-I**

**In a Meter Bridge experiment, null point for an unknown resistance is measured. Now, the unknown resistance is put inside an enclosure maintained at a higher temperature. The null point can be obtained at the same point as before by decreasing the value of the standard resistance.**

**and**

**STATEMENT-2**

**Resistance of a metal increases with increase in temperature.**

STATEMENT-1 is True, STATEMENT-2 is True; STATEMENT.2 is a correct explanation for STATEMENT-1 | |

STATEMENT-1 is True, STATEMENT-2 is True; STATEMENT-2 is NOT a correct explanation for STATEMENT-1 | |

STATEMENT-1 is True, STATEMENT-2 is False | |

STATEMENT-1 is False, STATEMENT-2 is True |

List |

## JEE Advance Online Practice Test - Chemistry

*JEE Advance Online Practice Test - Chemistry*.You scored %%SCORE%% out of %%TOTAL%%.Your performance has been rated as %%RATING%%

Question 1 |

**Given that the abundances of isotopes**

^{54}Fe,^{56}Fe and^{57}Fe are 5%, 90% and*5%*respectively, the atomic mass of Fe is55.85 | |

55.95 | |

55.75 | |

56.05 |

Question 2 |

**The spin only**

*magnetic*moment value (in Bohr magnetic units) of*Cr(CO)*_{6 }0 | |

2.84 | |

4.9 | |

5.92 |

Question 3 |

**The correct statement about the following disaccharide is**

Ring (a) is pyranose with a -glycosidic link | |

Ring (a) is furanose with a -glycosidic link | |

Ring (b) is furanose with a-glycosidic link | |

Ring (b) is pyranose with b glycosidic link |

Question 4 |

**The species having pyramidal shape is**

SO3 | |

BrF3 | |

Si032─ | |

OSF2 |

Question 5 |

**Geometrical shapes of the complexes formed by the reaction of Ni**

^{2+}with Cl^{- }CN^{-}and H_{2}0, respectively, areoctahedral, tetrahedral and square planar | |

tetrahedral, square planar and octahedral | |

square planar, tetrahedral and octahedral | |

octahedral, square planar and octahedral |

Question 6 |

**Passing H**

_{2}S gas into a mixture of Mn_{2}, Ni_{2}, Cu_{2}and Hg_{2}ions in an acidified aqueous solution precipitatesCuS and HgS | |

MnS and CuS | |

MnS and NiS | |

NiS and HgS |

Question 7 |

**Among the electrolytes Na**

_{2}SO_{4 }CaCl_{2}Al_{2}(SO_{4})_{3 }the most effeetive coagulating agent for Sb_{2}S_{3}sol isNn2SO4 | |

CnCl2 | |

Al2(S04)3 | |

NH4Cl |

Question 8 |

**In the following carbocation, H/CH**

_{3 }that is most likely to migrate to the positively charged carbon is CH3 at C-4 | |

H at C-4 | |

CH3 at C-2 | |

H at C-2 |

Question 9 |

**The species which by definition has ZERO standard molar enthalpy of formation at 298 K Is**

Br2 (g) | |

Cl2 (g) | |

H20 (g) | |

CH4 (g) |

Question 10 |

**The packing efficiency of the two-dimensional square uiit cell shown below is**

39.27% | |

68.02% | |

74.05% | |

78.54% |

Question 11 |

**Bombardment of aluminum by a-particle leads to its artificial disintegration in two ways, (i) and (ii) as shown. Products X, V and Z respectively are,**

proton, neutron, positron | |

neutron, positron, proton | |

proton, positron, neutron | |

positron, proton, neutron |

Question 12 |

**Consider the following cell reaction: 2 Fe(S) + O**

_{2}(g) + 4H^{+}(aq) 2Fe^{2+}(eq) + 2H_{2}0(1) E° = 1.67 V At [Fe^{2+}] = 1O^{-3}M, P(O_{2}) = 0.1 atm and pH = 3, the cell potential at 25 °C is1.47 V | |

1.77 V | |

1.87 V | |

1.57 V |

Question 13 |

**The Henrys law constant for the solubi1ity of N**

_{2 }gas in water it 298 K is 1.0 x 1O^{5 }atm. The mole fraction of N_{2}in air is 0.8. The number of mole*N*_{2 }from*air*dissolved in 10 moles of water at 298 K and 5atm pressure is4.0 x 10-4 | |

4.0 x 10-5 | |

5.0 x 10-4 | |

4.0 x 10-6 |

Question 14 |

**Among the following, the state function(s) is (are)**

Internal energy | |

Irreversible expansion work | |

Reversible expansion work | |

Molar enthalpy |

Question 15 |

**The bond energy (in kcal mol’) of a C—C single bond is approximately**

1 | |

10 | |

100 | |

1000 |

Question 16 |

**Assuming that Hund’s rule is violated, the bond order aiid magnetic nature of the diatomic molecule B2 is**

1 and diamagnetic | |

0 and diamagnetic | |

1 and paramagne tic | |

0 and paiamagnetic |

Question 17 |

**The state S**

_{1}is1s | |

2s | |

2p | |

3s |

Question 18 |

1.78 M | |

2.00 M | |

2.05 M | |

2.22 M |

Question 19 |

a hemiacetal | |

an acetal | |

an ether | |

an ester |

Question 20 |

**The reaction of P**

_{4}with X leads selectively to P_{4}O_{6}. The X isDry O2 | |

A mixture of O2 and N2 | |

Moist O2 | |

O2 in the presence of aqueous NaOH |

Question 21 |

**In**

**the reaction 2X+B**

_{2}H_{6 }→ [ BH_{2}(X)_{2}]^{+ }[BH_{4}]^{- }the amine(s) X is (are)NH3 | |

CH3NH2 | |

(CH3)2NH | |

(CH3)3 N |

Question 22 |

**The reagent(s) used for softening the temporary hardness of water is(are)**

Ca3(P04)2 | |

Ca(OH)2 | |

Na2C03 | |

NaOC1 |

Question 23 |

**Among the following. the intensive property is (properties are)**

molar conductivity | |

electromotive force | |

resistance | |

heat capacity |

Question 24 |

**Energy of the state S**

_{1}in units of the hydrogen atom ground state energy Is0.75 | |

1.50 | |

2.25 | |

4.50 |

Question 25 |

**Among the following compounds, the most acidic is**

p-nitrophenol | |

p-hydroxybenzoic acid | |

o-hydroxybenzoic acid | |

p-toluic acid |

List |

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