A) What did " Leslie's Cube " experiment demonstrate ? b) Why did you cool the diaphragm by letting water pass through it in the " Black Body Radiation" Experiment? c) What is the name of the device you used to detect radiation from the black body ? Why did you remove the glass cover from it during the experiment?

Q: 2 m 2 m 4 m 3 m F= 630 N 4 m B

A: Solution:-Given thatF=630 N

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A: given ,

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Q: 33

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Q: 65. Find the angles that vector D = (2.01 – 4.0j +k)m makes with the x-, y-, and z- axes.

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Q: 4. Write each combination of vectors as a single vector. See figure below. (a) PQ+QR (b) RP+ PS (c)…

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Q: Answer: T0.005@ A PERPENDICULARITY 8. Answer:

A: Perpendicularity within a 0.005 tolerance zone at MMC relative to datum A

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Q: Part C Enter the expression -20 + 6D in the answer box using the notation just described. Express…

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Q: And r0 ?

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Q: Find the magnitude and direction angle of the given vector. A. u=(3, 8) B. u=(4, 7) C. u=(5, - 1)

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Q: Prove that mut %3D ==o /2

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Q: up or down

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