AITS Test - 02 Answer Key 2023-24
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Questions and Answers

What is the molar mass of the compound ROH as calculated from the given data?

  • 56 g/mol
  • 58 g/mol
  • 60 g/mol
  • 65 g/mol (correct)

    • How much methane (CH4) is produced in mL at STP per mole of ROH?

  • 2.24 mL
  • 2.24 L
  • 224 mL
  • 22400 mL (correct)

    • What number of spectral lines is expected based on the given formula?

  • 20
  • 10
  • 15 (correct)
  • 5

    • Which of the following statements is correct regarding the isomers of C5H12?

    <p>There are three chain isomers. (C)</p> Signup and view all the answers

    What is the concentration in ppm if the value calculated is 833.33 ppm?

    <p>0.5 (B)</p> Signup and view all the answers

    What conversion relationship is used to determine the volume of CH4 produced from ROH at STP?

    <p>1 mole = 22.4 L (B)</p> Signup and view all the answers

    Which of the following structures is an isomer of benzene?

    <p>All structures mentioned (D)</p> Signup and view all the answers

    Which formula represents the concept of concentration in terms of concentration in ppm?

    <p>Conc(in ppm) = (Conc x 10^6) / volume (A)</p> Signup and view all the answers

    What is the n-factor for the reaction involving FeS2 that yields SO4^2− and Fe?

    <p>15 (B)</p> Signup and view all the answers

    What does numerical taxonomy primarily focus on when categorizing observable characteristics?

    <p>Equal importance to all observable characteristics (A)</p> Signup and view all the answers

    What is the principal function of the golgi apparatus?

    <p>Packaging materials for delivery (D)</p> Signup and view all the answers

    Which plant group is mentioned as having medicinal purposes and as soil-binders?

    <p>Pteridophytes (A)</p> Signup and view all the answers

    Which of the following statements is true about chemotaxonomy?

    <p>It utilizes chemical constituents of plants for classification. (B)</p> Signup and view all the answers

    Which of the following is not a characteristic of cytotaxonomy?

    <p>Behavior of organisms (B)</p> Signup and view all the answers

    What is the primary source of materials packaged by the golgi apparatus?

    <p>Endoplasmic reticulum (ER) (B)</p> Signup and view all the answers

    In numerical taxonomy, how are characters treated when processing data?

    <p>All characters are given equal consideration (B)</p> Signup and view all the answers

    What is the center of mass (CM) of a uniform semicircular disc of radius R?

    <p>$\frac{4R}{3\pi}$ (B)</p> Signup and view all the answers

    How far is the center of mass of a uniform semicircular ring of radius R from the center?

    <p>$\frac{2R}{\pi}$ (C)</p> Signup and view all the answers

    What is the position of the center of mass of a solid hemisphere of radius R from the center?

    <p>$\frac{3R}{8}$ (B)</p> Signup and view all the answers

    For a hemisphere shell of radius R, how far is the center of mass from the center?

    <p>$\frac{2R}{3}$ (B)</p> Signup and view all the answers

    What is the equivalent spring constant K when comparing force to elongation for a semicircular shape?

    <p>$\frac{4AY}{3L}$ (D)</p> Signup and view all the answers

    At what time t is the angular velocity stated to be $\frac{8}{195}$ rad/s?

    <p>3 s (C)</p> Signup and view all the answers

    The length change $ abla L$ in the formula for stress is linked with which of the following?

    <p>Young's modulus (A)</p> Signup and view all the answers

    Which formula represents the relationship between force F, change in length $\Delta L$, and Young's modulus Y?

    <p>$F = rac{Y \Delta L}{3L}$ (B)</p> Signup and view all the answers

    What is the expression for normal force when the acceleration of the lift is upward?

    <p>N = mg + ma (D)</p> Signup and view all the answers

    What happens to the normal force when the lift accelerates downward?

    <p>N = mg - ma (B)</p> Signup and view all the answers

    Which equation correctly represents the net force when the net torque is zero?

    <p>mg - ma = 0 (C)</p> Signup and view all the answers

    From the statement 'N/mga = 4', which variable represents the mass?

    <p>m (C)</p> Signup and view all the answers

    What is the derived value of acceleration in terms of gravitational acceleration when N = mg?

    <p>a = g/2 (A)</p> Signup and view all the answers

    Which of the following represents a correct relationship between two spring constants k1 and k2 in series?

    <p>1/k = 1/k1 + 1/k2 (C)</p> Signup and view all the answers

    What is the resultant equation when comparing the two spring constants with the respective weights?

    <p>mg - mgx = 0 (B)</p> Signup and view all the answers

    What does 'x' represent in the spring constant equation when given as a function of acceleration?

    <p>Displacement caused by mass (D)</p> Signup and view all the answers

    What is the formula for work done in terms of change in kinetic energy?

    <p>$mv^2 - mv_0^2$ (D)</p> Signup and view all the answers

    What is the relationship between power (P) and mass (m) if energy (E) remains constant?

    <p>P is directly proportional to m (D)</p> Signup and view all the answers

    What is the formula to calculate radial acceleration (ar) given velocity (v) and radius (r)?

    <p>$a_r = rac{v^2}{r}$ (C)</p> Signup and view all the answers

    If a mass m1 is under gravitational force, what is the relationship of tension (T) to mass and friction coefficient (µ)?

    <p>$2m_1 g = µ imes 2mg$ (D)</p> Signup and view all the answers

    Calculate the total acceleration of a car if it has tangential acceleration (at) of 2.5 m/s² and its radial acceleration (ar) at 2.5 m/s².

    <p>5 m/s² (A)</p> Signup and view all the answers

    If the center of mass (X cm) of three masses (m1, m2, m3) is being calculated, what is the effective equation used?

    <p>$X_{cm} = \frac{m_1 x_1 + m_2 x_2 + m_3 x_3}{m_1 + m_2 + m_3}$ (A)</p> Signup and view all the answers

    At what point do two velocities v1 and v2 equal 75 m/s and occur at the same time?

    <p>At t=0 and t=10 sec (A)</p> Signup and view all the answers

    What is the limiting reagent in the reaction of PbO and HCl?

    <p>HCl (B)</p> Signup and view all the answers

    What is the atomic mass of PbO?

    <p>223 g/mol (C)</p> Signup and view all the answers

    What happens to entropy when 3 moles of gas become 1 mole of liquid?

    <p>Entropy decreases (B)</p> Signup and view all the answers

    What is the IUPAC name of the compound identified as 6-Methyl-4-oxohept-6-ene-1-sulphonic acid?

    <p>Sulphonic acid of hept-6-ene (D)</p> Signup and view all the answers

    How many moles of PbCl2 are formed from 3 g of PbO?

    <p>0.013 moles (B)</p> Signup and view all the answers

    What is the overall charge calculation for the ion ABC5?

    <p>0 (B)</p> Signup and view all the answers

    What is the electron's velocity in the first Bohr orbit for hydrogen?

    <p>$2.18×10^6$ m/s (C)</p> Signup and view all the answers

    What is the correct IUPAC name for 1,6-Dimethyl cyclohexene?

    <p>1,6-Dimethyl cyclohexane (A)</p> Signup and view all the answers

    Study Notes

    All India Test Series Answer Key (AITS Test - 02, 2023-24)

    • This document provides the answer key for the All India Test Series (AITS Test - 02) taken on December 24, 2023, for the YAKEEN NEET exam.
    • The test has 720 marks and a duration of 200 minutes.
    • The answer key is organized by subject (Physics, Chemistry, Botany, Zoology) and section (A & B) and includes question numbers and corresponding answers.

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    AITS Test 02 Answer Key & Solutions (Physics, Chemistry, Botany, Zoology, 2023-24) PDF

    Description

    This document contains the answer key for the All India Test Series (AITS Test - 02) conducted for the YAKEEN NEET exam on December 24, 2023. It is structured by subject and section, including Physics, Chemistry, Botany, and Zoology, with question numbers and corresponding answers for a total of 720 marks.

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