ENGINEERING PHYSICS(2110011)
Q-1
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Explain the characteristics of musical sound.
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Q-2.
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Discuss various factors affecting acoustics of building & give their remedies.
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Q-3.
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Discuss the principle & method of producing ultrasonic waves by magnetostriction method.
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Q-4.
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Discuss the principle & method of producing ultrasonic waves by piezoelectric method.
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Q-5.
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Explain the acoustics grating method of determining the velocity of ultrasonic waves in liquids.
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Q-6.
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Describe the construction & working of Nd: YAG laser with a suitable energy level diagram.
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Q-7.
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Difference between stimulated emission & spontaneous emission
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Q-8
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What do you mean by acceptance angle & numerical aperture? Derive expression for them.
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Q-9
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List out the difference between single mode fibre & multimode fibre.
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Q-10
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Explain the mode of propagation of optical fiber & index profile.
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Q-11
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Explain meissner effect & prove that χ = -1 for superconductors.
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Q-12.
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Difference between type-I & type-II superconductors
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Q-13
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Explain any one high temperature superconducting oxide.
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Q-14
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Explain melt spinning technique to prepare metallic glasses.
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Q-15.
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Explain functional properties (i) shape memory effect (ii) superelasticity.
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Q-16.
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Explain (1) The pulse echo system and (2) ultrasonic flaw detector with advantages & limitations.
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Q-17
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What is nanoparticle? Explain size dependence effect in nanomaterial
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Q-18.
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Discuss in detail (1) the quantum confinement (2) surface to volume ratio
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Q-19
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Explain the synthesis method of nano-material (1) Ball Milling (2) Sol-gel
Explain the properties, application and types of carbon nanotube
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Q-20
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What is Noise pollution? Explain how to control noise in machine.
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Q-21
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Discuss briefly about sound absorbing materials.
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Q-22
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The primary advantages of fibre-optics communication compared to metallic cable communication.
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Q-23
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Explain soft & hard magnetic materials.
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Q-24
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Explain hysteresis B - H curve
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Q-25
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Explain general properties of ferromagnetic materials & paramagnetic materials.
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Q-26
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Explain ferrites.
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Q-27
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Derive Clausius – mossotti Equation
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Q-28
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Explain types of Dielectric material
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Q-30
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Explain Electrical polarisation mechanism.
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