CBSE Class 12 Question Paper 2015 (Available): Check Previous Year Question Paper with Solution PDF (2023-2012)

CBSE CLASS XII 2015 Questions

• 1.

  Gandhi said, “The real relief for them is to be free from fear.” (Indigo) Roosevelt knew when he said, “All we have to fear is fear itself.” (Deep Water) Analyse the status of sharecroppers and plight of William Douglas in the light of the above statements.
  

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• 2.

  If $M$ and $N$ are square matrices of order 3 such that $\det(M) = m$ and $MN = mI$, then $\det(N)$ is equal to :

  • $-1$
  • 1
  • $-m^2$
  • $m^2$
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• 3.

  Explain how, Goods and Services Tax (GST) has simplified the multiplicity of taxes on goods and services.

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• 4.

  Evaluate: \[ \int_0^{\frac{\pi}{2}} \frac{5 \sin x + 3 \cos x}{\sin x + \cos x} \, dx \]

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• 5.

  A beam of red light and a beam of blue light have equal intensities. Which of the following statements is true?
  

  • The blue beam has more number of photons than the red beam.
  • The red beam has more number of photons than the blue beam.
  • Wavelength of red light is lesser than wavelength of blue light.
  • The blue light beam has lesser energy per photon than that in the red light beam.
    
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