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Learn vector and equilibrium test with multiple choice question: dot product of two same vectors a.a is equal to, with choices 1, 0, a, and a² for online physics grad programs. Practice jobs' assessment test for online learning product of two vectors quiz questions for physics major, competitive assessment tests. Product of Two Vectors Video

MCQ: Dot product of two same vectors A.A is equal to

1. 0
2. 1
3. A

D

MCQ: "Sum of all forces acting on a body is zero". This condition represents equilibrium's

1. first condition
2. second condition
3. third condition
4. fourth condition

A

MCQ: Position vector that defines position of vector in three dimensions having formula of

1. √(a² + b² + c²)
2. √(a + b + c)
3. √(a²-b² + c²)
4. (a² + b² + c²)

A

MCQ: Direction of vector is given by angle formula of

1. cos-1(y/x)
2. cos-1(x/y)
3. tan-1(y/x)
4. tan-1(x/y)

C

MCQ: Scalar product is represented by

1. A.B
2. A + B
3. A - B
4. A×B

A