2nd Year Mathematics Chapter 7 Online MCQ Test for 12th Class Mathematics Unit 7 (Vectors)

• 3 A
• 4 B
• 5 C
• 6 D

Zero vector is perpendicular to:

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

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

• Position vector of O A
• Position vector of P B
• Unit vector C
• Null vector D

• 2 - 7 A
• 2 + 7 B
• 
  C
• 
  D

• 90° A
• 30° B
• 60° C
• 0° D

Which of the following is not a vector quantity ?

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

• 0 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

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

• Volume of the tetrahedron A
• Volume of the parallelepiped B
• Volume of the triangle 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

• 
  A
• 
  B
• 28 C
• 29 D

• 0 A
• 1 B
• -1 C
• 2 D

• 1 A
• 0 B
• 
  C
• 
  D

Two vectors are equal if they:

• Pass through the same point A
• Are parallel to each other B
• Are parallel to each other and have same direction C
• Have equal magnitude and have same direction D

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

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

• 1 A
• 2 B
• 0 C
• None of these D

• 0 A
• 2 B
• 3 C
• 1 D