A fluid has velocity components u=2(x²-y²) m/s and V=-4xy m/s, where x and y are in meters.
Q: What is the focal length of a makeup mirror that produces a magnification of 1.50 when the face is 1...
A: (a) From magnification equation m=-didodi=-mdo=-1.5012.0 cm=-18 cm
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A: The equation of motion for distance is s=ut+12at2 The block starts from rest and initial velocity ...
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A: (a) force constant Umax=12kA2E=12kA2k=2EA2=26.00×10-2 J0.0440 m2=6.20×103 N/m
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Q: The half-life of radium-226 is 1590 years.(a) If a sample has a mass of 150 mg, find a function that...
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Q: Burning 0.510 g0.510 g of ethanol resulted in a 10.00 ∘C10.00 ∘C rise in the temperature of the 200....
A: Given: Burning 0.510 g of ethanol resulted in a 10.00 degree Celsius rise in the temperature of the ...
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A: In this case Energy should be conserved i.e. Total initial energy is equal to total final energy T.E...
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A: The fermi energy can be written as EF=h22m3N8πV2/3 1 The densit...
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A: Part (1) Given: The energy difference between two levels is ∆E=0.36 eV. The formula to calculate t...
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A: Given data: The wavelength of the photon is λ1=500 nm. The de Broglie wavelength of the free electr...
Q: The sun radiates energy at a rate of 3.9 x 1026 W. (a) At what rate is the sun losing mass? (b) At t...
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Q: An example of an elastic collision is The gravitational slingshot effect . A spacefship of mass 650 ...
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A: Given, P1=255×103Pa, V1=10.0 L, V2=4.70 L P1V1=P2V2⇒P2= P1V1V2=(255×103Pa)×10.0 L4.70 L⇒P2=542.5...
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A: According to Heisenberg's uncertainty principle, the product of the uncertainty of position Δx and u...
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A: The resultant should consists of least number of significant figures among the variables used. in th...
Q: Q2:In Fig, a block of mass m =5.00 kg is pulled along a horizontal frictionless floor by a cord that...
A: Given information: The mass of the block, m=5.00 kg The force applied to the block, F=12.0 N The ang...
Q: A 25.0 kg box of textbooks rests on a loading ramp thatmakes an angle a with the horizontal. The coe...
A: given : m=25 Kg μk=0.25μs=0.35 To find: Minimum angle at which box starts to slip θ.
Q: a) Find the magnitude of the gravitational force between a planet with the mass 7.50 x 10^24 Kg and ...
A: Given: The mass value of the planet is 7.50 x 10^24Kg The mass value of the moon is 2.70 x 10^22 Kg ...
Q: A bucket of mass m is tied to a massless cable that is wrappedaround the outer rim of a uniform pull...
A: The kinetic energy of the pulley is half the kinetic energy of the bucket. 12KEbucket=KEpulley ...
Q: A 2.50 W beam of light of wavelength 124 nm falls on a metal surface. You observe that the maximum k...
A: (a) The work function is ϕ=hcλ-K Use the given values, ϕ=6.626×10-34J·s3×108m/s124×10-9m1.6×10-19J/e...
Q: A solid sphere of radius 40.0 cm has a total positive charge of 20.0 uC uniformly distributed throug...
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Q: white light falls normally on the transmission grating with 1000 litre per cm. at what angle will re...
A: Given: Number of lines = 1000
Q: The bandgap of a bulk semiconductor is 1.55 eV and the effective mass of the exciton is 9.109×10-32 ...
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Q: please very soon full explanation A 4 kg weight hanging from a spring and stretches that spring 0.2 ...
A: For the different nature of damping the condition is given by eqaution c2-4mk where c is damping coe...
Q: 2 Air containing 30 percent oxygen passes slowly into a 3-gallon flask initially filled with pure ox...
A: Given: The amount of oxygen that the air contains is 30%. The volume of the flask is 3 gallon. The a...
Q: A holiday decoration consists of two shiny glass spheres with masses 0.0240 kg and 0.0360 kg suspend...
A: Tension A is due to mass of the ball, and is given by TA=m1g=(0.0360 kg)×9.8 ms-2=0.3532 N Tension B...
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Q: What is the wavelength of the fluorescence photon in the bulk semiconductor?
A: Fluorescence is the emission of light by a substance that has absorbed light or other electromagneti...
Q: As the Moon moves around the Earth: a) The drag force on the Moon keeps it from getting too far awa...
A: The gravitational attractive force between the moon and Earth which provides the sufficient centripe...
Q: On an alien planet, a simple pendulum of length 0.500 m has oscillation frequency 0.609 Hz. Find (a)...
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Q: A hollow cylindrical shell of length L and radius R has charge Q uniformly distributed along its len...
A: Surface charge density is, σ=Q2πRL Consider a small element in the form of a ring of thickness dl at...
Q: The equation of a fission process is given in which 235 U is struck by a neutron and undergoes fissi...
A: Let n denotes the neutron, mn denotes the mass of a neutron, mU denotes the mass of the uranium, mBa...
Q: A ball starts from rest and rolls down a hill with uniform acceleration, traveling 200 m during the ...
A: Given: The distance covered during second 5.0 s of motion is s2=200 m. The formula to calculate th...
Q: The maximum height a typical human can jump from a crouched start is about 60 cm. By how much does t...
A: The change in gravitational potential energy is, ∆Ugrav=mgy2-mgy1 =mgy2-y1 (I) ...
Q: Professional Application - (a) A 5.00-kg squid initially at rest ejects 0.250-kg of fluid with a vel...
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Q: A test rocket starting from rest at point A is launched byaccelerating it along a 200.0 m incline at...
A: Given: The length of the incline s = 200 m. The acceleration of rocket a = 1.9 m/s2. The angle of i...
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