A Vector, , When Added to the Vector

question 28

Multiple Choice

A vector, , when added to the vector yields a resultant vector which is in the positive y direction and has a magnitude equal to that of . What is the magnitude of ?

• A) 3.2
• B) 6.3
• C) 9.5
• D) 18
• E) 5

Understand the organizations and standards that rate motor oil.

Recognize the currency and application of API oil ratings, including their correlation with ILSAC GF-5 ratings.

Identify severe service conditions and their implications for vehicle maintenance.

Know the standards and requirements for lubricants and coolants in European (ACEA), US, and other region-specific vehicles.

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