CUET PG Russian Question Paper 2022: Download PG Question Paper with Answer Key PDF

CUET PG Questions

• 1.

  In a p-n junction diode, what happens to the width of the depletion layer under reverse bias?

  • It decreases
    
  • It increases
    
  • It remains constant
    
  • It becomes zero
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• 2.

  Which statistical distribution describes the behavior of identical, indistinguishable particles with half-integral spin?

  • Maxwell–Boltzmann distribution
    
  • Bose–Einstein distribution
    
  • Fermi–Dirac distribution
    
  • Gaussian distribution
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• 3.

  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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• 4.

  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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• 5.

  A particle of mass \(m\) moves in a central force field \(F(r)\). Which physical quantity remains conserved during this motion?

  • Linear momentum
    
  • Angular momentum
    
  • Kinetic energy
    
  • Velocity
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• 6.

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

  • \(-13.6\ \text{eV}\)
    
  • \(-3.4\ \text{eV}\)
    
  • \(-1.51\ \text{eV}\)
    
  • \(0\ \text{eV}\)
  View Solution