NEET-2023-24 Physics and Chemistry Test Series-Test 01
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Questions and Answers

In the CGS system, if the magnitude of force is 100 dynes, what is the magnitude of the force in a system where the fundamental physical quantities are kilogram, meter, and minute?

  • 3.6
  • 0.36 (correct)
  • 0.036
  • 36
  • What are the dimensions of the physical quantities α and β mentioned in the given question?

  • ML–2T–2, ML–1/3
  • M2L4T–2, M1/3L–1
  • M2L–2T–2, M1/3L–1 (correct)
  • M2L–2T–2, ML–3
  • If [xy] = [z], then which of the following is a meaningful expression?

  • z - y / z
  • x - z / y
  • [angle] = 2
  • xy - z / 2 (correct)
  • What is the distance traveled by a body that moves uniformly in a time of (4.0 ± 0.3) s?

    <p>(13.8 ± 0.5) m</p> Signup and view all the answers

    What is the time taken for a body to travel a distance of (13.8 ± 0.2) m?

    <p>(4.0 ± 0.2) s</p> Signup and view all the answers

    If x, y, and z are physical quantities and [xy] = [z], what does this equation suggest?

    <p>[xy] is equivalent to z</p> Signup and view all the answers

    The velocity of the body within error limits is most likely to be?

    <p>(3.45 ± 0.2) ms–1</p> Signup and view all the answers

    According to the given statement, which best describes the relationship between parallactic angle and the parallax method?

    <p>If both assertion and reason are true and the reason is the correct explanation of the assertion.</p> Signup and view all the answers

    Which statement about the equation of the stationary wave is not true?

    <p>The unit of 2πc/λ is same as that of 2πx/λt.</p> Signup and view all the answers

    What are the dimensions of v0 and α respectively in the given relation?

    <p>M0L1T–1 and T–1</p> Signup and view all the answers

    What are the values of p, q, and r in the dependence of wavelength on mass, velocity, and Planck's constant?

    Signup and view all the answers

    In the period of oscillation of a gas bubble under water, what are the proportionalities of a, b, and c in PadbEc?

    <p>P2, d, E</p> Signup and view all the answers

    If refractive index µ is given as µ = A + Bv² (where v = speed of light in medium), then the dimensions of B are same as that of which physical quantity?

    <p>Volume</p> Signup and view all the answers

    According to the area of significant figures, what is the volume of a block with length l = 12 cm, breadth b = 6 cm, and thickness t = 2.45 cm?

    <p>$1.763 × 10^2 cm^3$</p> Signup and view all the answers

    If the mass and volume of a body are found to be 5.00 ± 0.05 kg and 1.00 ± 0.05 m³ respectively, what is the maximum possible percentage error in its density?

    <p>$5%$</p> Signup and view all the answers

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