12th class Mathematics chapter 7 online mcq test with answers for Fa part 2 Mathematics Chapter 7 (Vectors)

• Scalar quantity A
• 
  B
• 
  C
• Reciprocal vector 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

• 
  A
• 0 B
• 
  C
• 
  D

• 1 A
• 2 B
• 3 C
• 0 D

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

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

• a A
• b B
• c C
• a + b D

• [0] A
• [0, 0] B
• [0, 0, 0] 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

Which of the following is not a vector quantity ?

• Weight A
• Mass B
• Force C
• Velocity D

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

• 0 A
• 2 B
• 1 C
• 4 D

• 0 A
• -1 B
• 1 C
• 2 D

A scalar quantity is one that possesses only :

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

• 60° A
• 90° B
• 30° C
• 45° 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

• 
  A
• 
  B
• 28 C
• 29 D

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

• 1 A
• 2 B
• 0 C
• None of these 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
• Position vector C
• None of these D