AP EAPCET Question Paper 2021 (Available): Check Previous Year Question Paper with Solution PDF (2023-2013)

AP EAPCET 2021 Questions

• 1.

  The logic gate equivalent to the combination of logic gates shown in the figure is
  

  • AND
    
  • NOR
    
  • OR
    
  • NAND
    
  View Solution

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• 2.

  In Young’s double slit experiment, the wavelengths of red and blue lights used are \(7.5 \times 10^{-5}\) cm and \(5 \times 10^{-5}\) cm respectively. If the \(n^{th}\) bright fringe of red color coincides with \((n+1)^{th}\) bright fringe of blue colour, then the value of \( n \) is

  • 1
  • 2
  • 4
  • 8
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• 3.

  If \( \log_2 3 = p \), express \( \log_8 9 \) in terms of \( p \):

  • \( \frac{2p}{3} \)
    
  • \( \frac{3p}{2} \)
    
  • \( \frac{4p}{3} \)
    
  • \( \frac{p}{3} \)
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• 4.

  All the values of \(k\) such that the quadratic expression \(2kx^2 - (4k+1)x + 2\) is negative for exactly three integral values of \(x\), lie in the interval:

  • \(\left[\frac{1}{12}, \frac{1}{10}\right)\)
  • \(\left(\frac{1}{6}, \frac{1}{5}\right)\)
  • \([-1,2)\)
  • \([2,6)\)
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• 5.

  If a ball projected vertically upwards with certain initial velocity from the ground crosses a point at a height of 25 m twice in a time interval of 4 s, then the initial velocity of the ball is
  (Acceleration due to gravity $= 10~\text{m/s}^2$)

  • $20~\text{m/s}$
  • $30~\text{m/s}$
  • $40~\text{m/s}$
  • $25~\text{m/s}$
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