Second Year Mathematics Chapter 7 Online MCQ Test Vectors Preparation

Which are the following triples can be direction angles of a single vector:

• 45°,45°,60° A
• 30°,45°,60° B
• 45°,60°,60° C
• 30°,30°,30° D

The cross product or vector product of two vectors is defined:

• Only in plane A
• Only in space B
• Both a and b C
• None of these D

• 60° A
• 90° B
• 30° C
• 45° D

• 0 A
• 1 B
• -1 C
• 2 D

• 1 A
• 2 B
• 3 C
• 0 D

If 2 and 2 are x and y-components of a vector, then its angle with x-axis is:

• 30° A
• 45° B
• 60° C
• 90° D

Zero vector is perpendicular to:

• Every vector A
• Unit vector only B
• Position vector only C
• Not any vector D

• Unit vector A
• Null vector B
• Free vector C
• None of these D

i.(j.k) =

• Meaningless A
• -1 B
• 1 C
• 2 D

• 0 A
• 2 B
• 3 C
• 1 D

Which of the following is a vector quantity ?

• Work A
• Temperature B
• Distance C
• Displacement D

• Scalar quantity A
• 
  B
• 
  C
• Reciprocal vector D

• Free vector A
• Unit vector B
• Null vector C
• None of these D

• 0 A
• 1 B
• -1 C
• 2 D

• x - axis A
• z - axis B
• y - axis C
• None of these D

• Volume of the tetrahedron A
• Volume of the parallelepiped B
• Volume of the triangle C
• None of these D

• [0] A
• [0, 0] B
• [0, 0, 0] C
• None of these D

If any two vectors of scalar triple product are equal, then its value is equal to:

• 0 A
• 1 B
• -1 C
• 2 D

• 0 A
• 
  B
• 
  C
• 
  D

• 0 A
• 2 B
• 3 C
• 1 D