ANTHE Engineering Previous Year Question Paper Aakash National Talent Hunt Exam
Organisation : Aakash Institute
Exam Name : ANTHE Engineering Aakash National Talent Hunt Exam
Year : 2021
Class : Class 12th
Course : Engineering
Document Type : Previous Year Question Paper
Website : https://www.aakash.ac.in/blog/aakash-scholarship-test-sample-papers-anthe-previous-year-question-papers-and-text-solutions/
ANTHE Engineering Previous Year Question Paper
Aakash National Talent Hunt Exam 2021
SAMPLE PAPER
(Class XI Studying Moving to Class XII)
The questions given in sample paper are indicative of the level and pattern of questions that will be asked in ANTHE-2021)
Time : 1 Hour
MM : 90
PHYSICS :
SECTION-I : SINGLE ANSWER TYPE
This section contains 5 multiple choice questions. Each question has 4 choices (1), (2), (3) and (4) out of which ONLY ONE is correct.
1. A physical quantity X depends upon Y and Z according to the relation X = 2Y2 + Z, then choose the correct option regarding dimension of X, Y and Z. ([P] denotes dimensional formula of P)
(1) [X] = [Y]
(2) [Y] = [Z]
(3) [X] = [Y2]
(4) [X] = [Y2Z]
2. If displacement (s) of a particle moving along a straight line as a function of time (t) is given as s = (2t2 + t3) m, then acceleration of the particle at t = 1 s is
(1) 4 m/s2
(2) 6 m/s2
(3) 5 m/s2
(4) 10 m/s2
SECTION-IV : ASSERTION & REASON TYPE
This section contains 1 Assertion-Reason type question, which has 4 choices (1), (2), (3) and (4) out of which ONLY ONE is correct.
10. A : If only conservative forces are acting on a particle, then its mechanical energy remains conserved.
R : Conservative forces always perform positive work on a particle.
(1) Both (A) and (R) are true and (R) is the correct explanation of (A)
(2) Both (A) and (R) are true but (R) is not the correct explanation of (A)
(3) (A) is true but (R) is false
(4) (A) is false but (R) is true
CHEMISTRY :
SECTION-I : SINGLE ANSWER TYPE
This section contains 5 multiple choice questions. Each question has 4 choices (1), (2), (3) and (4) out of which ONLY ONE is correct.
13. Which one of the following isoelectronic ions has the lowest ionisation energy?
(1) K+
(2) Ca2+
(3) Cl–
(4) S2–
14. 100 mL of a sample of aqueous solution containing NaOH only required 50 mL of M/2 HCl for complete neutralisation. Calculate the molarity of NaOH solution.
(1) 0.25 M
(2) 0.8 M
(3) 0.125 M
(4) 0.5 M
15. At 27°C, He gas is leaked through a tiny hole into a vessel for 15 minutes. Another unknown gas at the same temperature and pressure as that of He is leaked through the same hole for 15 minutes. After effusion of the gases, the mixture exerts a pressure of 5.7 atm. The helium of the mixture is 0.76 mol. If the volume of the vessel is 4.0 L, what is the molecular mass of the unknown gas? [Use R = 0.08 L atm mol–1 K–1]
(1) 44
(2) 48
(3) 64
(4) 80
16. A certain ideal gas has Cv = a + bT, where a = 25.0 J mol–1 K–1 and b = 0.03 J mol–1 K–2. 2 mol of this gas goes from 300 K and 2.0 L to 600 K and 4.0 L. What is the value of Ssys? [log2 = 0.3]
(1) –12.08 JK–1
(2) +24.17 JK–1
(3) –32.08 JK–1
(4) +64.17 JK–1
SECTION-II : MORE THAN ONE ANSWER TYPE
This section contains 2 multiple choice questions. Each question has 4 choices (1), (2), (3) and (4) out of which MORE THAN ONE answer may be correct.
17. In a hydrogen like sample, electron is in 2nd excited state and the binding energy of 4th state of this sample is 13.6 eV, then
(1) Binding energy of 2nd excited state of this sample is 24.17 eV
(2) Three different photons will be released if electrons make a transition to the ground state from the second excited state
(3) If 23 eV photon is used, the KE of ejected electron is 1 eV
(4) 2nd line in the Balmer series of this sample has same energy value as first excitation energy of H-atoms
SECTION-III : PARAGRAPH TYPE
This section contains a paragraph. Based upon this paragraph, 2 multiple choice questions have to be answered. Each question has 4 choices (1), (2), (3) and (4), out of which ONLY ONE is correct.
Paragraph for Q. Nos. 19 & 20
1 mole of a real gas is placed in a container at T K, its density (d) varies with pressure (p) given as d = 2p – 0.2p2, where d in gm/L and p in atm.
19. At what pressure density of the gas will attain its maximum value?
(1) 10 atm
(2) 5 atm
(3) 2.5 atm
(4) 1.25 atm
20. When 1 mol of the above gas attain maximum density, then volume of container (in litre) is given as [M = molar mass of the gas in gm/mol]
(1) 5 M
(2)M/5
(3) 2 M
(4)M/2
22. Match the electronic transitions in a sample of H-atoms given in Column-I with the observations given in Column-II.
Column-I Column-II
(A) n = 6 –> n = 3 (P) 10 lines in spectrum
(B) n = 7 –> n = 3 (Q) Spectral lines in visible region
(C) n = 5 –> n = 2 (R) 6 lines in spectrum
(D) n = 6 –> n = 2 (S) Spectral lines in infrared region
MATHEMATICS :
SECTION-I : SINGLE ANSWER TYPE
This section contains 6 multiple choice questions. Each question has 4 choices (1), (2), (3) and (4) out of which ONLY ONE is correct.
25. Sum of series 1 + 4 + 7 + 10 + 13 + … upto 15 terms is
(1) 280
(2) 310
(3) 330
(4) 360
26. If p, q and r are real and 4p2 + 9q2 + 16r2 – 6pq – 12qr – 8pr = 0, then p, q and r are in
(1) AP
(2) GP
(3) HP
(4) Arithmetico Geometric Progression
Instructions For Candidate
1. Duration of Test is 1 hr.
2. The Test booklet consists of 35 questions. The maximum marks are 90. There is no negative marking for wrong answer.
3. Pattern of the questions are as under:
(i) This question paper consists of three parts (Physics, Chemistry and Mathematics) each having five sections.
(ii) Section-I: This section contains 16 multiple choice questions, which have only one correct answer. Each question carries +2 marks for correct answer.
(iii) Section-II: This section contains 7 multiple choice questions, in which more than one answer may be correct. Each question carries +4 marks for correct answer.
(iv) Section-III: This section contains 6 multiple choice questions based on paragraphs, which have only one correct answer. Each question carries +2 marks for correct answer.
(v) Section-IV: This section contains 3 multiple choice questions based on assertion and reason type, which have only one correct answer. Each question carries +2 marks for correct answer.
(vi) Section-V: This section contains 3 questions. Each question has two matching Columns. Column-I has four entries (A, B, C, D) and Column-II has four entries (P, Q, R, S). Each entry in Column-I may match with one or more entry in Column-II. Each question carries +4 marks for correct answer.
Download Previous Year Question Paper
ANTHE Engineering Sample Paper – Class 12th (For students currently studying in class 11th and moving to class 12th next year) – https://www.pdfquestion.in/uploads/pdf2024/43012-q.pdf