NAT IIP Physical Science Mathematics Preparation Online Test for Pakistani Students

Unit vector in the positive direction of x-axis is

• 
  A
• 
  B
• 
  C
• All D

A vector of magnitude zero is called

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

• 
  A
• 
  B
• 
  C
• None of these D

• 
  A
• 
  B
• 
  C
• 
  D

• Nilpotent matrix A
• Singular matrix B
• Non singular matrix C
• Diagonal matrix D

Sin(a + b) + Sin (a - b) =

• Sin a Cos b A
• Sin a Sin b B
• Sin a + Cos b C
• Sin a - 2 Cos b D

• 0 A
• -2 B
• 1 C
• 4 D

The graph of a quadratic function is

• Circle A
• Ellipse B
• Parabola C
• Hexagon D

• 1 A
• 2 B
• 3 C
• 4 D

The set of the first elements of the ordered pairs forming a relation is called its

• Function on B A
• Range B
• Domain C
• A into B D

The set {{a,b}} is

• Infinite set A
• Singleton set B
• Two points set C
• None D

The common difference of the sequence 7,4,1, .......... is

• 1 A
• -3 B
• 5 C
• 0 D

What is a proper rational fraction?

• 
  A
• 
  B
• 
  C
• All are proper rational fractions D

The value of x, and y, when (x + iy)²= 5 + 4i

• X = 2, y = -1 A
• X = -2, y = 1 B
• X = 2, y = -1 C
• X = 2, y = 2 D

The number of diagonals of a six sided figure are

• 9 A
• 6 B
• 12 C
• 3 D