Second Year Mathematics Chapter 7 Online MCQ Test Vectors Preparation

• 
  A
• 
  B
• 28 C
• 29 D

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

• 0 A
• 1 B
• -1 C
• 2 D

• 2 - 7 A
• 2 + 7 B
• 
  C
• 
  D

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 law of parallelogram of addition was used by Aristotle to describe the combined action of :

• One force A
• Two forces B
• Three forces C
• Four forces D

• 0 A
• 2 B
• 3 C
• 1 D

A null vector is defined as a vector whose magnitude is:

• 1 A
• 2 B
• 0 C
• None of these D

• 90° A
• 30° B
• 60° C
• 0° D

Zero vector is perpendicular to:

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

• 
  A
• 
  B
• 
  C
• 
  D

• Unit Vector A
• Null vector B
• Position vector C
• None of these D

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

• 0 A
• 1 B
• -1 C
• 2 D

i.(j.k) =

• Meaningless A
• -1 B
• 1 C
• 2 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

A scalar quantity is one that possesses only :

• Magnitude A
• Direction B
• Both a and b C
• None of these D

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

• 
  A
• 
  B
• 0 C
• 1 D

• 1 A
• 0 B
• 
  C
• 
  D