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What is nano material? Give two properties of nano materials which make them different and superior to conventional materials.
engineering physics updated 3.0 years ago by teamques10 ★ 65k
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Explain special effects of the following metals on properties of alloy steels. (i) Chromium (ii) Nickel (iii) Cobalt (iv) Tungsten
engineering physics updated 3.0 years ago by teamques10 ★ 65k
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Give the main physical changes that take place at the nano scale with its applications.
engineering physics updated 3.0 years ago by teamques10 ★ 65k
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What is dielectric polarization and dielectric susceptibility? Write the relation between them.
engineering physics updated 3.0 years ago by teamques10 ★ 65k
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496
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State and explain Ohm's law in magnetic circuit.
engineering physics updated 3.0 years ago by teamques10 ★ 65k
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Explain formation of energy bands in solids and explain classification on the basis of energy band theory.
engineering physics updated 3.0 years ago by teamques10 ★ 65k
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Define ligancy. Find the value of critical radius ratio for ligancy 4.
engineering physics updated 3.0 years ago by teamques10 ★ 65k
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What is Hall effect? Derive expression for Hall voltage with neat labelled diagram.
engineering physics updated 3.0 years ago by teamques10 ★ 65k
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Explain with neat lebelled diagram the construction and working of a piezoelectric oscillator.
engineering physics updated 3.0 years ago by teamques10 ★ 65k
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Draw the following w.r.t. a cubic unit cell: (1 1 1) (1 1 1) (1 2 3).
engineering physics updated 3.0 years ago by teamques10 ★ 65k
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Calculate electronic polarizability of Argon atom. Given relative permittivity is 1.0024 at NTP and the gas contains 2.7 × 1025 atoms per m3.
engineering physics updated 3.0 years ago by teamques10 ★ 65k
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702
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Explain analysis of crystal structure using Bragg's X-ray spectrometer.
engineering physics updated 3.0 years ago by teamques10 ★ 65k
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In a solid, consider the energy level lying 0.012ev below Fermi level. What is the probability of this level not being occupied by an electron? Given T=300 Kelvin. Ks=1.38×10-23 j/K.
engineering physics updated 3.0 years ago by teamques10 ★ 65k
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Represent the following in the cubic unit cell (021), (123), [121]
engineering physics updated 3.0 years ago by teamques10 ★ 65k
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Explain piezoelectric oscillator to produce USW?
engineering physics updated 3.0 years ago by teamques10 ★ 65k
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If the x-rays of wavelength 1.549 Ao will be reflected from crystal having spacing of 4.255 Ao, calculate the smallest glancing angle and highest order of reflection that can be observed.
engineering physics updated 3.0 years ago by teamques10 ★ 65k
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What is liquid crystal state of matter? Draw the diagram to descibe molecular arrangement in their different phases?
engineering physics updated 3.0 years ago by teamques10 ★ 65k
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How Lissajous figure are used to determine phase difference?
advanced engineering physics engineering physics updated 2.4 years ago by pedsangini276 • 4.8k
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Derive the Bragg's law and describe the powder method to determine crystal structure of powdered specimen.
engineering physics updated 3.0 years ago by teamques10 ★ 65k
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702
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Explain Dimond crystal structure with proper diagram and determine its APF?
engineering physics updated 3.0 years ago by teamques10 ★ 65k
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What is Hall effect ? Derive expression for Hall voltage.
engineering physics updated 2.4 years ago by pedsangini276 • 4.8k
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State and explain ohm's law in magnetic circuit?
engineering physics updated 3.0 years ago by teamques10 ★ 65k
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410
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What is Hall effect? Mention its significance. How mobility can be determined by using Hall effect?
engineering physics updated 3.0 years ago by teamques10 ★ 65k
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What is reverberation? Define Reverberation time. Explain its role in acoustics.
engineering physics updated 3.0 years ago by teamques10 ★ 65k
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What is x-rays? Why the x-ray are prefered to study crystaline solid.
engineering physics updated 3.0 years ago by teamques10 ★ 65k
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