CA 1 Test Sem II (2022-23)

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• Computer A

• Computer B

• Electrical Engineering

In negative uniaxial refracting crystal, along the optic axis, ______ {ne = Refractive index of extra-ordinary ray, no = Refractive index of ordinary ray}

• no>ne
• no=ne
• no
  no relation

Plane polarized light can be produced by

• simple reflection
• Nicol Prism
• pile of plate
• double refraction
• All of these

The angle between plane of vibration and plane of polarization is

• 0
• pi/2
• pi/4
• pi/6

As per Brewster's law, the refractive index is equal to ____________ of the angle of incidence.

• sin
• cos
• tan
• sec

If the e-ray and o-ray travels with same velocity in all direction, then the medium is called

• anisotropic
• isotropic
• isomeric
• equitropic

In free vibration, which of the following remains constant

• Amplitude
• Total Energy
• Both amplitude and total energy
• none of these

If the damping is smaller, the resonance will be

• sharper
• flater
• none of these
• can't say

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