Midterm1solutiona

Midterm1solutiona - PHYSICS 9A MIDTERM 1 October 22, 2007 I...

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Unformatted text preview: PHYSICS 9A MIDTERM 1 October 22, 2007 I certify by my signature below that I will abide by the UC Davis Code of Academic Conduct. This includes not copying from anyone elses exam not letting any other student copy from my exam not discussing this exam with any student who has not yet taken it, nor providing any information, written or oral, that might get to a student who has not yet taken it. Anyone suspected of cheating will be automatically reported to Student Judicial Affairs. LAST NAME: FIRST NAME: STUDENT ID: (P R I N T) (P R I N T) (LAST 4 DIGITS) Signature: PROBLEM Solution: PROBLEM Solution: 3 is correct PROBLEM Solution: 2 is correct . PROBLEM Solution: 3 is correct PROBLEM Four vectors have the following coordinates: A 1 =3 i +4 j , A 2 =-2 i +4 j , A 3 =4 i-2 j , A 4 =-3 i-3 j (a) Sketch these vectors using xy coordinate system (b) Find angles between vectors pairs: A 1 , A 2 and A 3 , A 4 (c) Calculate the result of A 1 + A 2- A 3- A 4 Solution (a) (b) Angle between...
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This note was uploaded on 01/10/2010 for the course PHY na taught by Professor Richardscalettar during the Fall '09 term at UC Davis.

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Midterm1solutiona - PHYSICS 9A MIDTERM 1 October 22, 2007 I...

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