Q1. The air in a dark, smoky room often looks bluish when illuminated by white light. What creates this bluish appearance? (clue, Rayleigh scattering)
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Q: Dimensions of force constant are (a) [M' L° T-21 (b) [Mª L° T-2] (c) [M° L' T-2] (d) [ML T2I
A: We know that The expression for force constant is written as K = F/ X Where, F= Force ...
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A: Given: m=1.10lb, t=3s Let us write all the forces in vector form. F1=49.5cos22.5i^+sin22.5j^ NF2=76...
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A: Given that:Light reflected from a soap bubble having n=1.38Brightness maximum at λ=580 nm
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Q: What frequency of sound traveling in air at 40 °C has a wavelength of 0.50 m?
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Q: ât, a3: From Hlo): Eolo> Prove that En =(n+5) tio - . o> and at, %3D %3D
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A: To find-Torque (T)=?Given data-n1=60 r.p.m=6060=1 r.p.sn2=90 r.p.m=9060=1.5 r.p.st=1 minute=60 sec.I...
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Q: The mass of an electron is 9.109 381 88 x 10-31kg. Find (a) y and (b) B for an electron with kinetic...
A: Mass of an electron m = 9.10938188 × 10 - 31 kg Kinetic energy of electron KE = 64.3794 MeV
Q: 3. A cylindrical steel pressure vessel 400 mm in diameter with a wall thickness of 20 mm, is subject...
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Q: Problem A new type of force was discovered by physicists with the following expression: Fnew + Be* +...
A: Given, The force, Fnew=αx+βex+3x4 The work done is, W=∫xixfFnewdxW=∫xixfαx+βex+3x4dxW=∫xixfαxdx+∫xix...
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Q: A uniform disk with mass 38.8 kg and radius 0.240 m is pivoted at its center about a horizontal, fri...
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Q: 4.00 сm 6.00 сm 2.00 сm 5.00 сm 3.00 сm 4.00 сm ms
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A: To find-M.I. about tangent=?Given-R=0.1 md=8×103 kg/m3
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Q: Suppose a woman does 650 J of work and 9250 J of heat is transferred from her into the environment i...
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Q: 5. A 0.10-kg object is attached to a spring with a spring constant of 5 N/m. There are no external f...
A: mass of the block, m=0.10 Kg Spring constant, k=5 N/m damping constant p=2 N/(m/s) The restoring for...
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Q: A particle at t1 = -5.4 s is at ri = 3.7 cm and at t2 = 3.5 s is at 2 = 6.9 cm. Constants P Part A W...
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