Part A What is the resistance of a 2.0 m-long copper wire that is 0.50 mm in diameter? Express your answer using two significant figures. ? R = Submit Request Answer Part B What is the resistance of a 15 cm -long piece of iron with a 1.5 mm x 1.5 mm square cross section? Express your answer using two significant figures. Submit Resutst Answer

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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Q: 2. we S 50° 18m ->E

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

A: To prove :- 1) P2o=12mωℏ 2) Po=<0|P|0>=0