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WorksheetsVector analysis
Total questions: 10
Worksheet time: 5mins
For two vectors A and B, what is A.B (if they have angle α between them)?
|A||B| cosα
|A||B|
√(|A||B|) cosα
|A||B| sinα
Which statement is right?
Commutative law: A.B =B.A
Multiplicative law: a(A.B) = Ax(aB)
Multiplicative law: A.(B+D) = (A.B) + (A.D)
Commutative law: a(A.B) = A.(aB)
What is the dot product of two vectors which are having a magnitude equal to unity and are making an angle of 45°?
0.707
-0.707
1.414
-1.414
Who am I?
My product gives a vector quantity
My magnitude is area of the parallelogram
My direction is advance right handed screw rule.
(a)
I am the system in which the coordinates are mutually perpendicular - What am I?
(a)
The points in Cartesian coordinate system is represented as
(a)
(a) vector is the directed distance from the origin to a point in space
(a) vector is the displacement from one point to another
Given A = -6ax + 3ay + 2az, the projection of A along ay is
-12
7
3
-3
Which of the following is not a scalar field?
Displacement of a mosquito in space
Light intensity in a drawing room
Temperature distribution in your classroom
Atmospheric pressure in a given region
