CUET PG Computer Science and Information Technology Question Paper 2022: Download PG Question Paper with Answer Key PDF

CUET PG Questions

• 1.

  According to the Special Theory of Relativity, what happens to the length of an object as its velocity approaches the speed of light?

  • It increases
    
  • It decreases (length contraction)
    
  • It remains unchanged
    
  • It becomes infinite
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• 2.

  A frame of reference moving with constant velocity relative to an inertial frame is also known as what?

  • Non-inertial frame
    
  • Accelerated frame
    
  • Inertial frame
    
  • Rotating frame
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• 3.

  What is the de Broglie wavelength of an electron accelerated through a potential difference of \(V\) volts?

  • \(\dfrac{h}{mv}\)
    
  • \(\dfrac{h}{\sqrt{2meV}}\)
    
  • \(\dfrac{h}{eV}\)
    
  • \(\sqrt{\dfrac{2eV}{m}}\)
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• 4.

  What is the relation between the group velocity and phase velocity in a non-dispersive medium?

  • \(v_g>v_p\)
    
  • \(v_g<v_p\)
    
  • \(v_g = v_p\)
    
  • \(v_g = 2v_p\)
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• 5.

  What is the energy of the ground state of a hydrogen atom according to the Bohr model?

  • \(-13.6\ \text{eV}\)
    
  • \(-3.4\ \text{eV}\)
    
  • \(-1.51\ \text{eV}\)
    
  • \(0\ \text{eV}\)
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• 6.

  What is the physical significance of the "Quality Factor" (\(Q\)-factor) in an LCR resonant circuit?

  • It represents the resistance of the circuit
    
  • It measures the sharpness of resonance
    
  • It determines the supply voltage
    
  • It gives the current amplitude directly
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