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4
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Explain the absorption coefficient of a hall. Calculate the change in intensity level when the intensity of sound increases 1000 times its original intensity.
engineering physics updated 9.5 years ago by teamques10 ★ 70k
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A uniform metal disc of radius $R$ is taken and out of it a disc of diameter $\displaystyle\frac{R}{2}$ is cut-off from the end. Find the center of mass of remaining part?
engineering physics updated 4.2 years ago by 560sh246 • 10
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Obtain the condition for maxima and minima due to interference in a wedge shape film observed in reflected light. How is the interference pattern in wedge shaped film?
engineering physics updated 4.0 years ago by krithikkm200 • 10
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What are nano materials? Mention two reasons why properties of materials differ at the nano scale.
engineering physics updated 4.2 years ago by 19bcs3866 • 10
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Write three distinct differences between ionic and oriental polarization.
engineering physics updated 3.9 years ago by mustafasilkoz1420 • 20
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Crystal oscilator
engineering physics updated 4.2 years ago by 560sh246 • 10
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Voltage Regulators
engineering physics updated 4.2 years ago by kollisaikeerthi12101999 • 0
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Find the work done in moving a particle in a force field given by \[\bar{F}=3xy\ \hat{i}-5z\hat{j}+10x\hat{k}\] along the curve x=t2+1, y=2t2, z=t3 from t=1 to t=2
engineering physics updated 4.2 years ago by u903 • 0
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Piezo electric effect and its application.
engineering physics updated 4.2 years ago by thapad619 • 0
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Explain Young's Double Slit Experiment (YDSE)
engineering physics updated 4.0 years ago by phenjoisilab • 0
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A chord is used to lower vertically a block of mass $M$ a distance $d$ at a constant downward acceleration of $\displaystyle{\frac{g}{4}}$ .Then, what is the work done?
engineering physics updated 4.0 years ago by phenjoisilab • 0
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A body is projected vertically upwards. If $t_1$ and $t_2$ be the instants at which it is at a height $h$ above the point of projection, while ascending and descending respectively.Then find $h$ !!
engineering physics updated 4.2 years ago by penny • 0
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Derive the formula $E=mc^2$ from the standard equation of kinetic energy?
engineering physics updated 4.0 years ago by krithikkm200 • 10
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A stick of mass density $\rho$ per unit length rests on a circle of radius $R$ which makes an angle $\theta$ with horizontal and tangent to the circle at its upper end. Find the friction between them?
engineering physics updated 4.0 years ago by krithikkm200 • 10
10
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Derive the formula for angle of minimum deviation for the prism
engineering physics updated 4.0 years ago by krithikkm200 • 10
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Comment on colours in a soap film of sunlight
engineering physics updated 4.0 years ago by krithikkm200 • 10
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Cal the numerical aperture of the fiber with core index $\mu_1 =1.61$ and cladding index $\mu_2=1.55$
engineering physics updated 4.0 years ago by krithikkm200 • 10
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Explain the term lattice parameters of Cubic Crystal.
engineering physics updated 9.5 years ago by teamques10 ★ 70k
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1
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Draw the unit cell of HCP. What is the coordination number, atomic radius, and effective number of atoms per unit cell? Also calculate the packing factor.
engineering physics updated 9.5 years ago by teamques10 ★ 70k
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Derive Bragg's law. Calculate the glancing angle on the plane (1 0 0 ) for a crystal of rock salt
engineering physics updated 9.5 years ago by teamques10 ★ 70k
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14k
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Calculate the number of atoms per unit cell of a metal
engineering physics updated 9.5 years ago by teamques10 ★ 70k
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1
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9.1k
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1
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With neat diagram of a unit cell, explain the structure of BaTiO3.
engineering physics updated 9.5 years ago by teamques10 ★ 70k
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In what sense real crystals differ from ideal crystals? Explain the point defects in crystals.
engineering physics updated 9.5 years ago by teamques10 ★ 70k
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Draw unit cells showing the position of atoms for :-( i) a mono-atomic BCC Crystal. (ii) A mono-atomic SC Crystal. (iii) CsCl Crystal.
engineering physics updated 9.5 years ago by teamques10 ★ 70k
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1
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1
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Determine the mass of one atom
engineering physics updated 9.5 years ago by teamques10 ★ 70k
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