A sphere of insulating material with radius (a) in which the polarization (P) is in the (z) direction Calculate the total amount of polarized charges in the upper half of this sphere and then the sphere all together.

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Q: 48. A particle of m moves along x axis under the action of a foce J. Its motion is described by the…

A: F=-2kx3f=-dvdx=2kx3v(x)=2k∫dxx3=-kx2 KE=12mv2=12mdxdt2

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A: Given for worker A, the magnitude of the force is 850 N, the angle of elevation is 30° and the…

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A: Given that: Weight of the block, W=5N Flow rate,Q=1.6lit/s=1.6*10-3 m3/s Diameter of the nozzle,…

Q: (b)Given the shown v-t diagram (1) construct a-t and s-t diagram (1I) Using diagrams, find total…

A: Given: v-t diagram

Q: erimentalist clai ts, a heat engim R, converts 16

A: GivenQ1=300 BtuT1=900 RW=160 BtuT2=540 R

Q: Problem 1: (a) Derive the relation of the shortest wavelength limit of X-rays generated with the…

A: (a) X-rays are commonly produced  by accelerating electrons through a potential difference (a…

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A: Given, yx,t=0.05sin4πxcos60πt

Q: B. What is the power radiated from a nude body 1.75m² in the area

A: Solution:-Given thatBody surface area (A)=1.75 m2Normal body temperature (T)=37°C=37+273=310…

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Q: At the surface temperature of the sun T = 5800 k, diameter R = 7 * 10^8 m, and at the average…

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Q: A rigid tank is divided into two compartments by a membrane. One compartment contains 22 kg of CO2…

A: Molecular weight of C02=44 KgAmount of CO2 present=22 kgNumber of moles of CO2 , nCO2=2244=0.5…

Q: A projectile is fired with an initial velocity of 400 m/s hits a cliff 2000 meter apart determine…

A: range = V0 cos(60) x t  here V0 = 400m/s time of flight is t seconds range = 2000m thus, time (t) =…

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Q: We have an electrical circuit whose different elements are connected to an alternating current…

A: The electric field is a vector quantity that arises from electric charge. It also corresponds to…

Q: 2. F = e²i+yj + x²yk, A. y²i2zy2j-e²k B. x²i-2y2j-e²j C. y²i-2z2j-e²k D. z²i2zy2j+e²k E.…

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Q: A Ferris wheel with radius 14.0 m is turning about a horizontal axis through its center (the figure…

A: Given information: The radius of the Ferris wheel (r) = 14.0 m The linear speed of the passengers…

Q: An aeroplane is flying horizontally with a velocity of 216 kmh' and at a height of 1960 m. When it…

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Q: 8 A particle is moving along a straight line with constant acceleration from a point A to a point B,…

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Q: 5. A particle of mass M = 102" Kg decays, while at rest, into a particle of mass m = 4x 10-28 %3D Kg…

A: Given a particle of mass M=10-27kg =10×10-28kg decays into a  particle of mass  m=4×10-28kg

Q: 43. The pnrabolic coordinates (.n) are related to the Cartesian coordinate (x, y) by x = En and y…

A: Given: x=ξηy=ξ2-η2

Q: 2. A pipe with a radius of 2 cm is connected to another pipe with a radius of1 cm. If the velocity…

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Q: A toy gun fires rubber pellets (mass = 4.1 grams) at plastic targets (mass = 95 grams). A target is…

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Q: A photographer has a camera with a focal length of 75 mm, in front of which an object is moving from…

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Q: Find the time of 0.5N dynamic force acting on 30 mg of blood of a giving upward with a velocity…

A: Concept: A force is an influence that can alter an object's motion. An object with mass can change…

Q: Generalised potential for a system is U (q,4)= (9+ġ)' .corresponding generalised 2 11. force is :…

A: Force on a system is defined as gradient of potential.