What is the phase speed of the wave propagating in xy plane whose wave motion is described by the expression as u(x, y;t) = u, sin 4r1015 -(x+y)– a10³t+0.785 ]? (Here u, is amplitude and c is the speed of light in free space)

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A: Mass on the table top = m1 = 5kg Another mass = m2 = 4 kg

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A: density of gold (d) = 19.32 gcm3using conversion factor , 1 kgm3 = 1000 gcm3= 19320 kgm3

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A: GivenVolume of tank , V=7 LTemperature,T=24°CMass , m=16.72×10-4 kg

Q: How is the electric field across the pn junction created?

A: SEMICONDUCTOR

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A: Solution:-Given that

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A: Figure as,

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Q: 19 An object moves in a circular path at a constant speed. Compare the direction of the object's…

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